> ## Documentation Index
> Fetch the complete documentation index at: https://developers.hubspot.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Preview Changes

> Preview the changes to a contract before they are applied. This endpoint allows you to simulate contract modifications and view the resulting changes to line items. It is useful for reviewing potential impacts of contract updates without committing them.

export const ScopesList = ({scopes = [], description = "This API requires one of the following scopes:"}) => {
  if (!scopes || scopes.length === 0) {
    return null;
  }
  const sortedScopes = scopes.sort((a, b) => a.localeCompare(b));
  return <div>
      <div className="text-sm mb-2">{description}</div>
      <div>
        {sortedScopes.map((scope, index) => <div key={index}>
            <code>
              <span className="text-xs">{scope}</span>
            </code>
          </div>)}
      </div>
    </div>;
};

export const SupportedProducts = ({marketing, sales, service, cms, data, commerce, crm, marketingLevel, salesLevel, serviceLevel, cmsLevel, dataLevel, commerceLevel, crmLevel}) => {
  const translations = {
    description: "Requires one of the following products or higher.",
    productNames: {
      marketing: "Marketing Hub",
      sales: "Sales Hub",
      service: "Service Hub",
      cms: "Content Hub",
      data: "Data Hub",
      commerce: "Revenue Hub",
      crm: "Smart CRM"
    },
    tiers: {
      free: "Free",
      starter: "Starter",
      professional: "Professional",
      enterprise: "Enterprise"
    }
  };
  const translateTier = tier => {
    if (!tier) return '';
    const lowerTier = tier.toLowerCase();
    return translations.tiers[lowerTier] || tier;
  };
  const products = [{
    name: marketing ? translations.productNames.marketing : '',
    level: translateTier(marketingLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/MarketingHub.svg",
    alt: "Marketing Hub"
  }, {
    name: sales ? translations.productNames.sales : '',
    level: translateTier(salesLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/SalesHub.svg",
    alt: "Sales Hub"
  }, {
    name: service ? translations.productNames.service : '',
    level: translateTier(serviceLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/ServiceHub.svg",
    alt: "Service Hub"
  }, {
    name: cms ? translations.productNames.cms : '',
    level: translateTier(cmsLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/ContentHub.svg",
    alt: "Content Hub"
  }, {
    name: data ? translations.productNames.data : '',
    level: translateTier(dataLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/DataHub.svg",
    alt: "Data Hub"
  }, {
    name: commerce ? translations.productNames.commerce : '',
    level: translateTier(commerceLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base/subscription_key_icons/commerce_icon.svg",
    alt: "Revenue Hub"
  }, {
    name: crm ? translations.productNames.crm : '',
    level: translateTier(crmLevel),
    icon: "https://www.hubspot.com/hubfs/Knowledge_Base_2023-24-25/developer/icons/SmartCRM.svg",
    alt: "Smart CRM"
  }].filter(product => product.name && product.level);
  if (products.length === 0) return null;
  return <div>
      <div className="text-sm mb-2">{translations.description}</div>
      <div className={`grid ${products.length === 1 ? 'grid-cols-1' : 'grid-cols-2'} gap-1.5`}>
        {products.map((product, index) => <div key={index} style={{
    display: 'flex',
    alignItems: 'center'
  }}>
            <img src={product.icon} alt={product.alt} className="w-3.5 h-3.5 mr-1.5 mt-2.5 mb-2.5 flex-shrink-0 align-middle" />
            <span className="font-medium mr-1 text-sm">{product.name} -</span>
            <span className="text-sm">{product.level}</span>
          </div>)}
      </div>
    </div>;
};

<AccordionGroup>
  <Accordion title="Supported products" defaultOpen="true" icon="cubes">
    <SupportedProducts marketing={true} sales={true} service={true} cms={true} marketingLevel="FREE" salesLevel="FREE" serviceLevel="FREE" cmsLevel="FREE" />
  </Accordion>

  <Accordion title="Required Scopes" icon="key">
    <ScopesList
      scopes={[
  'contracts-read'
]}
    />
  </Accordion>
</AccordionGroup>


## OpenAPI

````yaml specs/2027-03-beta/commerce-contracts-v2027-03-beta.json POST /commerce/contracts/2027-03-beta/changes/preview
openapi: 3.0.1
info:
  title: Commerce Contracts
  description: Basepom for all HubSpot Projects
  version: 2027-03-beta
  x-hubspot-product-tier-requirements:
    marketing: FREE
    sales: FREE
    service: FREE
    cms: FREE
    commerce: FREE
    crmHub: FREE
    dataHub: FREE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Advanced
  - name: Basic
  - name: Changes
paths:
  /commerce/contracts/2027-03-beta/changes/preview:
    post:
      tags:
        - Advanced
      summary: Preview Changes
      description: >-
        Preview the changes to a contract before they are applied. This endpoint
        allows you to simulate contract modifications and view the resulting
        changes to line items. It is useful for reviewing potential impacts of
        contract updates without committing them.
      operationId: >-
        post-/commerce/contracts/2027-03-beta/changes/preview_/commerce/contracts/2026-09-beta/changes/preview
      parameters: []
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ContractChangeCreateRequest'
        required: true
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ContractChangePreviewResponse'
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - contracts-read
components:
  schemas:
    ContractChangeCreateRequest:
      properties: {}
      oneOf:
        - $ref: '#/components/schemas/DirectContractChangeCreateRequest'
        - $ref: '#/components/schemas/QuoteContractChangeCreateRequest'
    ContractChangePreviewResponse:
      required:
        - deltaLineItems
        - proposedLineItems
      type: object
      properties:
        deltaLineItems:
          type: array
          items:
            $ref: '#/components/schemas/LineItem'
        proposedLineItems:
          type: array
          items:
            $ref: '#/components/schemas/LineItem'
    DirectContractChangeCreateRequest:
      required:
        - autoAccept
        - lineItemChanges
        - prorating
        - type
      type: object
      properties:
        autoAccept:
          type: boolean
          description: >-
            A boolean indicating whether the contract change should be
            automatically accepted.
        contractId:
          type: string
        effectiveDate:
          type: string
          description: >-
            The date when the contract change becomes effective, formatted as a
            date string.
          format: date
        lineItemChanges:
          type: array
          description: >-
            An array of line item changes to be applied to the contract. Each
            item in the array is a reference to a LineItemChangeRequest.
          items:
            $ref: '#/components/schemas/LineItemChangeRequest'
        name:
          type: string
          description: A string representing the name of the contract change.
        prorating:
          type: boolean
          description: A boolean indicating whether the contract change should be prorated.
        type:
          type: string
          description: >-
            A string representing the type of contract change. The default and
            only valid value is 'DIRECT'.
          default: DIRECT
          enum:
            - DIRECT
      x-hubspot-sub-type-impl: true
    QuoteContractChangeCreateRequest:
      required:
        - prorating
        - quoteTemplateId
        - type
      type: object
      properties:
        contractId:
          type: string
        dealId:
          type: string
          description: >-
            A string representing the ID of the deal associated with the
            contract change.
        dealPipeline:
          type: string
          description: >-
            A string representing the pipeline of the deal associated with the
            contract change.
        dealStage:
          type: string
          description: >-
            A string representing the stage of the deal associated with the
            contract change.
        effectiveDate:
          type: string
          description: >-
            A string representing the date when the contract change becomes
            effective, in 'date' format.
          format: date
        name:
          type: string
          description: A string representing the name of the contract change.
        prorating:
          type: boolean
          description: A boolean indicating whether the contract change should be prorated.
        quoteTemplateId:
          type: string
          description: >-
            A string that identifies the quote template associated with the
            contract change.
        type:
          type: string
          description: >-
            A string that specifies the type of contract change. The default
            value is 'QUOTE'.
          default: QUOTE
          enum:
            - QUOTE
      x-hubspot-sub-type-impl: true
    LineItem:
      required:
        - id
        - name
        - pricing
        - quantity
      type: object
      properties:
        acv:
          type: number
          description: The annual contract value for the line item. A numeric value.
        allowBuyerSelectedQuantity:
          type: boolean
          description: >-
            Indicates whether the buyer can select the quantity of the line
            item. A boolean value.
        amount:
          type: number
          description: >-
            The total amount for the line item, calculated as price multiplied
            by quantity. A numeric value.
        archived:
          type: boolean
          description: Indicates whether the line item is archived. A boolean value.
        archivedAt:
          type: string
          description: >-
            The date and time when the line item was archived, in ISO 8601
            format.
          format: date-time
        arr:
          type: number
          description: The annual recurring revenue for the line item. A numeric value.
        billingCycleAnchorDate:
          type: string
          description: The anchor date for the billing cycle, in ISO 8601 format.
          format: date
        billingPeriodEndDate:
          type: string
          description: The end date of the billing period, in ISO 8601 format.
          format: date
        billingPeriodStartDate:
          type: string
          description: The start date of the billing period, in ISO 8601 format.
          format: date
        billingStartDelayDays:
          type: integer
          description: >-
            The number of days to delay the start of billing, represented as an
            integer.
          format: int32
        billingStartDelayMonths:
          type: integer
          description: >-
            The number of months to delay the start of billing, represented as
            an integer.
          format: int32
        billingStartDelayType:
          type: string
          description: >-
            The type of delay for the start of billing. Valid values include
            'HS_BILLING_START_DELAY_DAYS', 'HS_BILLING_START_DELAY_MONTHS', and
            'HS_RECURRING_BILLING_START_DATE'.
          enum:
            - HS_BILLING_START_DELAY_DAYS
            - HS_BILLING_START_DELAY_MONTHS
            - HS_RECURRING_BILLING_START_DATE
        buyerSelectedQuantityMax:
          type: number
          description: >-
            The maximum quantity that a buyer can select for the line item. A
            numeric value.
        buyerSelectedQuantityMin:
          type: number
          description: >-
            The minimum quantity that a buyer can select for the line item. A
            numeric value.
        createdAt:
          type: string
          description: >-
            The date and time when the line item was created, in ISO 8601
            format.
          format: date-time
        description:
          type: string
          description: A text description of the line item.
        discount:
          type: number
          description: The discount applied to the line item. A numeric value.
        discountPercentage:
          type: number
          description: The percentage discount applied to the line item. A numeric value.
        effectiveUnitPrice:
          type: number
          description: The effective price per unit after discounts. A numeric value.
        externalId:
          type: string
          description: >-
            An external identifier for the line item, used for integration
            purposes.
        id:
          type: string
          description: The unique identifier for the line item.
        images:
          type: string
          description: A URL or reference to images associated with the line item.
        isEditablePrice:
          type: boolean
          description: >-
            Indicates whether the price of the line item is editable. A boolean
            value.
        isOptional:
          type: boolean
          description: Indicates whether the line item is optional. A boolean value.
        isParent:
          type: boolean
        lineItemCurrencyCode:
          type: string
          description: The currency code for the line item, following ISO 4217 format.
        mrr:
          type: number
          description: The monthly recurring revenue for the line item. A numeric value.
        name:
          type: string
          description: The name of the line item.
        parentLineItemId:
          type: string
        positionOnQuote:
          type: integer
          description: The position of the line item on a quote, represented as an integer.
          format: int32
        postTaxAmount:
          type: number
          description: The total amount after taxes are applied. A numeric value.
        preDiscountAmount:
          type: number
          description: The amount before any discounts are applied. A numeric value.
        price:
          type: number
          description: The price of a single unit of the line item. A numeric value.
        priceBookId:
          type: string
          description: >-
            The unique identifier for the price book associated with the line
            item.
        pricing:
          $ref: '#/components/schemas/Pricing'
        pricingModel:
          type: string
          description: >-
            The pricing model used for the line item. Valid values include
            'FLAT', 'GRADUATED', 'STAIRSTEP', and 'VOLUME'.
          enum:
            - FLAT
            - GRADUATED
            - STAIRSTEP
            - VOLUME
        productId:
          type: string
          description: The unique identifier for the product associated with the line item.
        productType:
          type: string
          description: The type of product associated with the line item.
        quantity:
          type: number
          description: The quantity of the line item. A numeric value.
        rampKey:
          type: string
          description: A unique identifier for the ramp associated with the line item.
        recurringBillingDayOfMonth:
          type: integer
          description: >-
            The day of the month on which recurring billing occurs, represented
            as an integer.
          format: int32
        recurringBillingEndDate:
          type: string
          description: The end date for recurring billing, in ISO 8601 format.
          format: date
        recurringBillingFrequency:
          type: string
          description: >-
            The frequency of recurring billing for the line item. Valid values
            include 'ANNUALLY', 'BIWEEKLY', 'MONTHLY', 'PER_FIVE_YEARS',
            'PER_FOUR_YEARS', 'PER_SIX_MONTHS', 'PER_THREE_YEARS',
            'PER_TWO_YEARS', 'QUARTERLY', and 'WEEKLY'.
          enum:
            - ANNUALLY
            - BIWEEKLY
            - MONTHLY
            - PER_FIVE_YEARS
            - PER_FOUR_YEARS
            - PER_SIX_MONTHS
            - PER_THREE_YEARS
            - PER_TWO_YEARS
            - QUARTERLY
            - WEEKLY
        recurringBillingNumberOfPayments:
          type: integer
          description: >-
            The number of payments in the recurring billing cycle, represented
            as an integer.
          format: int32
        recurringBillingPeriod:
          type: string
          description: The period for recurring billing.
        recurringBillingStartDate:
          type: string
          description: The start date for recurring billing, in ISO 8601 format.
          format: date
        recurringBillingTerms:
          type: string
          description: >-
            The terms for recurring billing. Valid values include
            'AUTOMATICALLY_RENEW' and 'FIXED'.
          enum:
            - AUTOMATICALLY_RENEW
            - FIXED
        richTextDescription:
          type: string
          description: A rich text description of the line item.
        sku:
          type: string
          description: The stock keeping unit identifier for the line item.
        tax:
          type: number
          description: The tax applied to the line item. A numeric value.
        taxAmount:
          type: number
        taxCategory:
          type: string
        taxRateGroupId:
          type: string
        tcv:
          type: number
          description: The total contract value for the line item. A numeric value.
        termInMonths:
          type: integer
          description: The term of the line item in months, represented as an integer.
          format: int32
        tierAmount:
          type: number
          description: The amount associated with a specific pricing tier. A numeric value.
        totalDiscount:
          type: number
          description: The total discount amount applied to the line item. A numeric value.
        updatedAt:
          type: string
          description: >-
            The date and time when the line item was last updated, in ISO 8601
            format.
          format: date-time
        variantId:
          type: string
          description: >-
            The unique identifier for the product variant associated with the
            line item.
    Error:
      required:
        - category
        - correlationId
        - message
      type: object
      properties:
        category:
          type: string
          description: The error category
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: >-
            {invalidPropertyName=[propertyValue], missingScopes=[scope1,
            scope2]}
        correlationId:
          type: string
          description: >-
            A unique identifier for the request. Include this value with any
            error reports or support tickets
          format: uuid
          example: aeb5f871-7f07-4993-9211-075dc63e7cbf
        errors:
          type: array
          description: further information about the error
          items:
            $ref: '#/components/schemas/ErrorDetail'
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs containing documentation
            about the error or recommended remediation steps
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
          example: An error occurred
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents an error response returned by the API when an operation
        fails. This component is used in various endpoints to provide detailed
        information about the error encountered.
      example:
        message: Invalid input (details will vary based on the error)
        correlationId: aeb5f871-7f07-4993-9211-075dc63e7cbf
        category: VALIDATION_ERROR
        links:
          knowledge-base: https://www.hubspot.com/products/service/knowledge-base
    LineItemChangeRequest:
      required:
        - action
      type: object
      properties:
        action:
          type: string
          description: >-
            The action to be performed on the line item. Valid values include
            'ADD', 'UPDATE', and 'REMOVE'.
          enum:
            - ADD
            - REMOVE
            - UPDATE
        lineItemAdd:
          description: >-
            An object representing the details of the line item to be added.
            This can be one of several types, such as a custom line item, a line
            item from a product, or a cloned line item.
          oneOf:
            - $ref: '#/components/schemas/LineItemCustomCreateRequest'
            - $ref: '#/components/schemas/LineItemFromProductCreateRequest'
            - $ref: '#/components/schemas/LineItemCloneCreateRequest'
        lineItemUpdate:
          $ref: '#/components/schemas/LineItemChangeUpdate'
        rampKey:
          type: string
          description: >-
            A unique identifier for the ramp associated with the line item,
            formatted as a UUID.
          format: uuid
    Pricing:
      required:
        - prices
        - pricingModel
      type: object
      properties:
        prices:
          type: array
          description: >-
            An array of price entries, each detailing the currency and price for
            the contract or line item.
          items:
            $ref: '#/components/schemas/PriceEntry'
        pricingModel:
          type: string
          description: >-
            The pricing model applied to the contract or line item. Valid values
            include 'FLAT', 'GRADUATED', 'STAIRSTEP', and 'VOLUME'.
          enum:
            - FLAT
            - GRADUATED
            - STAIRSTEP
            - VOLUME
    ErrorDetail:
      required:
        - message
      type: object
      properties:
        code:
          type: string
          description: The status code associated with the error detail
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: '{missingScopes=[scope1, scope2]}'
        in:
          type: string
          description: The name of the field or parameter in which the error was found.
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      description: >-
        Represents detailed information about an error that occurred in the API.
        This component is used to provide additional context and specifics about
        errors, typically as part of an error response.
    LineItemCustomCreateRequest:
      title: CUSTOM
      required:
        - mode
        - name
        - pricing
        - quantity
      type: object
      properties:
        allowBuyerSelectedQuantity:
          type: boolean
          description: >-
            A boolean specifying if the buyer can select the quantity of the
            line item.
        billingCycleAnchorDate:
          type: string
          description: >-
            A string in date format representing the anchor date for the billing
            cycle.
          format: date
        billingStartDelayDays:
          type: integer
          description: >-
            An integer indicating the number of days to delay the start of
            billing.
          format: int32
        billingStartDelayMonths:
          type: integer
          description: >-
            An integer specifying the number of months to delay the start of
            billing.
          format: int32
        buyerSelectedQuantityMax:
          type: number
          description: A number representing the maximum quantity the buyer can select.
        buyerSelectedQuantityMin:
          type: number
          description: A number representing the minimum quantity the buyer can select.
        description:
          type: string
          description: A string providing a description of the line item.
        discount:
          type: number
          description: A number representing the discount applied to the line item.
        discountPercentage:
          type: number
          description: >-
            A number indicating the percentage discount applied to the line
            item.
        externalId:
          type: string
          description: A string containing an external identifier for the line item.
        images:
          type: string
          description: >-
            A string containing URLs or references to images associated with the
            line item.
        isEditablePrice:
          type: boolean
          description: A boolean indicating if the price of the line item is editable.
        isOptional:
          type: boolean
          description: A boolean indicating whether the line item is optional.
        lineItemCurrencyCode:
          type: string
          description: A string representing the currency code for the line item.
        mode:
          type: string
          description: >-
            A string indicating the mode of the line item, with a default value
            of 'CUSTOM'.
          default: CUSTOM
          enum:
            - CUSTOM
        name:
          type: string
          description: A string representing the name of the line item.
        positionOnQuote:
          type: integer
          description: An integer indicating the position of the line item on a quote.
          format: int32
        priceBookId:
          type: string
          description: >-
            A string representing the ID of the price book associated with the
            line item.
        pricing:
          $ref: '#/components/schemas/PricingFullUpdateRequest'
        productId:
          type: string
          description: A string identifying the product associated with the line item.
        productType:
          type: string
          description: A string indicating the type of product for the line item.
        quantity:
          type: number
          description: A number specifying the quantity of the line item.
        recurringBillingEndDate:
          type: string
          description: >-
            A string in date format indicating the end date of recurring
            billing.
          format: date
        recurringBillingFrequency:
          type: string
          description: >-
            A string specifying the frequency of recurring billing for the line
            item, with valid values including 'ANNUALLY', 'BIWEEKLY', 'MONTHLY',
            'PER_FIVE_YEARS', 'PER_FOUR_YEARS', 'PER_SIX_MONTHS',
            'PER_THREE_YEARS', 'PER_TWO_YEARS', 'QUARTERLY', and 'WEEKLY'.
          enum:
            - ANNUALLY
            - BIWEEKLY
            - MONTHLY
            - PER_FIVE_YEARS
            - PER_FOUR_YEARS
            - PER_SIX_MONTHS
            - PER_THREE_YEARS
            - PER_TWO_YEARS
            - QUARTERLY
            - WEEKLY
        recurringBillingPeriod:
          type: string
          description: A string specifying the period of recurring billing.
        recurringBillingStartDate:
          type: string
          description: >-
            A string in date format representing the start date of recurring
            billing.
          format: date
        richTextDescription:
          type: string
          description: A string containing a rich text description of the line item.
        sku:
          type: string
          description: A string representing the stock keeping unit (SKU) of the line item.
        taxCategory:
          type: string
        taxRateGroupId:
          type: string
        variantId:
          type: string
          description: A string identifying the variant of the product for the line item.
      x-hubspot-sub-type-impl: true
    LineItemFromProductCreateRequest:
      title: FROM_PRODUCT
      required:
        - allowBuyerSelectedQuantity
        - billingCycleAnchorDate
        - billingStartDelayDays
        - billingStartDelayMonths
        - buyerSelectedQuantityMax
        - buyerSelectedQuantityMin
        - description
        - discount
        - discountPercentage
        - externalId
        - images
        - isEditablePrice
        - isOptional
        - lineItemCurrencyCode
        - mode
        - name
        - positionOnQuote
        - priceBookId
        - pricing
        - productId
        - productType
        - quantity
        - recurringBillingEndDate
        - recurringBillingFrequency
        - recurringBillingPeriod
        - recurringBillingStartDate
        - richTextDescription
        - sku
        - taxCategory
        - taxRateGroupId
        - variantId
      type: object
      properties:
        allowBuyerSelectedQuantity:
          type: object
          properties: {}
          description: >-
            An object indicating whether the buyer can select the quantity of
            the line item.
        billingCycleAnchorDate:
          type: object
          properties: {}
          description: An object representing the anchor date for the billing cycle.
        billingStartDelayDays:
          type: object
          properties: {}
          description: >-
            An object representing the number of days to delay the start of
            billing.
        billingStartDelayMonths:
          type: object
          properties: {}
          description: >-
            An object representing the number of months to delay the start of
            billing.
        buyerSelectedQuantityMax:
          type: object
          properties: {}
          description: An object representing the maximum quantity the buyer can select.
        buyerSelectedQuantityMin:
          type: object
          properties: {}
          description: An object representing the minimum quantity the buyer can select.
        description:
          type: object
          properties: {}
          description: An object representing the description of the line item.
        discount:
          type: object
          properties: {}
          description: An object representing the discount applied to the line item.
        discountPercentage:
          type: object
          properties: {}
          description: >-
            An object representing the percentage discount applied to the line
            item.
        externalId:
          type: object
          properties: {}
          description: An object representing an external identifier for the line item.
        images:
          type: object
          properties: {}
          description: An object representing the images associated with the line item.
        isEditablePrice:
          type: object
          properties: {}
          description: An object indicating whether the price of the line item is editable.
        isOptional:
          type: object
          properties: {}
          description: An object indicating whether the line item is optional.
        lineItemCurrencyCode:
          type: object
          properties: {}
          description: An object representing the currency code for the line item.
        mode:
          type: string
          description: >-
            A string indicating the mode of the line item creation, defaulting
            to 'FROM_PRODUCT'.
          default: FROM_PRODUCT
          enum:
            - FROM_PRODUCT
        name:
          type: object
          properties: {}
          description: An object representing the name of the line item.
        positionOnQuote:
          type: object
          properties: {}
          description: An object representing the position of the line item on the quote.
        priceBookId:
          type: object
          properties: {}
          description: >-
            An object representing the ID of the price book associated with the
            line item.
        pricing:
          type: object
          properties: {}
          description: An object representing the pricing details of the line item.
        productId:
          type: string
          description: >-
            A string representing the ID of the product associated with the line
            item.
        productType:
          type: object
          properties: {}
          description: An object representing the type of product for the line item.
        quantity:
          type: object
          properties: {}
          description: An object representing the quantity of the product in the line item.
        recurringBillingEndDate:
          type: object
          properties: {}
          description: An object representing the end date for recurring billing.
        recurringBillingFrequency:
          type: object
          properties: {}
          description: >-
            An object representing the frequency of recurring billing for the
            line item.
        recurringBillingPeriod:
          type: object
          properties: {}
          description: An object representing the period of recurring billing.
        recurringBillingStartDate:
          type: object
          properties: {}
          description: An object representing the start date for recurring billing.
        richTextDescription:
          type: object
          properties: {}
          description: An object representing the rich text description of the line item.
        sku:
          type: object
          properties: {}
          description: An object representing the stock keeping unit (SKU) of the product.
        taxCategory:
          type: object
          properties: {}
        taxRateGroupId:
          type: object
          properties: {}
        variantId:
          type: object
          properties: {}
          description: An object representing the variant ID of the product.
      x-hubspot-sub-type-impl: true
    LineItemCloneCreateRequest:
      title: CLONE
      required:
        - allowBuyerSelectedQuantity
        - billingCycleAnchorDate
        - billingStartDelayDays
        - billingStartDelayMonths
        - buyerSelectedQuantityMax
        - buyerSelectedQuantityMin
        - description
        - discount
        - discountPercentage
        - externalId
        - images
        - isEditablePrice
        - isOptional
        - lineItemCurrencyCode
        - mode
        - name
        - positionOnQuote
        - priceBookId
        - pricing
        - productType
        - quantity
        - recurringBillingEndDate
        - recurringBillingFrequency
        - recurringBillingPeriod
        - recurringBillingStartDate
        - richTextDescription
        - sku
        - sourceLineItemId
        - taxCategory
        - taxRateGroupId
        - variantId
      type: object
      properties:
        allowBuyerSelectedQuantity:
          type: object
          properties: {}
          description: >-
            An object indicating whether the buyer can select the quantity of
            the line item.
        billingCycleAnchorDate:
          type: object
          properties: {}
          description: >-
            An object representing the anchor date for the billing cycle of the
            line item.
        billingStartDelayDays:
          type: object
          properties: {}
          description: >-
            An object representing the number of days to delay the start of
            billing for the line item.
        billingStartDelayMonths:
          type: object
          properties: {}
          description: >-
            An object representing the number of months to delay the start of
            billing for the line item.
        buyerSelectedQuantityMax:
          type: object
          properties: {}
          description: >-
            An object representing the maximum quantity that the buyer can
            select for the line item.
        buyerSelectedQuantityMin:
          type: object
          properties: {}
          description: >-
            An object representing the minimum quantity that the buyer can
            select for the line item.
        description:
          type: object
          properties: {}
          description: An object representing the description of the line item.
        discount:
          type: object
          properties: {}
          description: An object representing the discount applied to the line item.
        discountPercentage:
          type: object
          properties: {}
          description: >-
            An object representing the percentage discount applied to the line
            item.
        externalId:
          type: object
          properties: {}
          description: An object representing an external identifier for the line item.
        images:
          type: object
          properties: {}
          description: An object representing the images associated with the line item.
        isEditablePrice:
          type: object
          properties: {}
          description: An object indicating whether the price of the line item is editable.
        isOptional:
          type: object
          properties: {}
          description: An object indicating whether the line item is optional.
        lineItemCurrencyCode:
          type: object
          properties: {}
          description: An object representing the currency code for the line item.
        mode:
          type: string
          description: >-
            A string indicating the mode of the line item creation, which is
            'CLONE' by default.
          default: CLONE
          enum:
            - CLONE
        name:
          type: object
          properties: {}
          description: An object representing the name of the line item.
        positionOnQuote:
          type: object
          properties: {}
          description: An object representing the position of the line item on the quote.
        priceBookId:
          type: object
          properties: {}
          description: >-
            An object representing the ID of the price book associated with the
            line item.
        pricing:
          type: object
          properties: {}
          description: An object representing the pricing details of the line item.
        productType:
          type: object
          properties: {}
          description: An object representing the type of product for the line item.
        quantity:
          type: object
          properties: {}
          description: An object representing the quantity of the line item.
        recurringBillingEndDate:
          type: object
          properties: {}
          description: >-
            An object representing the end date for recurring billing of the
            line item.
        recurringBillingFrequency:
          type: object
          properties: {}
          description: >-
            An object representing the frequency of recurring billing for the
            line item.
        recurringBillingPeriod:
          type: object
          properties: {}
          description: >-
            An object representing the billing period for recurring billing of
            the line item.
        recurringBillingStartDate:
          type: object
          properties: {}
          description: >-
            An object representing the start date for recurring billing of the
            line item.
        richTextDescription:
          type: object
          properties: {}
          description: An object representing the rich text description of the line item.
        sku:
          type: object
          properties: {}
          description: >-
            An object representing the stock keeping unit (SKU) of the line
            item.
        sourceLineItemId:
          type: string
          description: A string representing the ID of the source line item being cloned.
        taxCategory:
          type: object
          properties: {}
        taxRateGroupId:
          type: object
          properties: {}
        variantId:
          type: object
          properties: {}
          description: An object representing the variant ID of the line item.
      x-hubspot-sub-type-impl: true
    LineItemChangeUpdate:
      required:
        - allowBuyerSelectedQuantity
        - billingCycleAnchorDate
        - billingStartDelayDays
        - billingStartDelayMonths
        - buyerSelectedQuantityMax
        - buyerSelectedQuantityMin
        - description
        - discount
        - discountPercentage
        - externalId
        - images
        - isEditablePrice
        - isOptional
        - lineItemCurrencyCode
        - name
        - positionOnQuote
        - priceBookId
        - pricing
        - productType
        - quantity
        - recurringBillingEndDate
        - recurringBillingFrequency
        - recurringBillingPeriod
        - recurringBillingStartDate
        - richTextDescription
        - sku
        - taxCategory
        - taxRateGroupId
        - variantId
      type: object
      properties:
        allowBuyerSelectedQuantity:
          type: object
          properties: {}
          description: >-
            An object indicating whether the buyer is allowed to select the
            quantity of the line item.
        billingCycleAnchorDate:
          type: object
          properties: {}
          description: >-
            An object representing the anchor date for the billing cycle of the
            line item.
        billingStartDelayDays:
          type: object
          properties: {}
          description: >-
            An object representing the number of days to delay the start of
            billing for the line item.
        billingStartDelayMonths:
          type: object
          properties: {}
          description: >-
            An object representing the number of months to delay the start of
            billing for the line item.
        buyerSelectedQuantityMax:
          type: object
          properties: {}
          description: >-
            An object representing the maximum quantity that the buyer can
            select for the line item.
        buyerSelectedQuantityMin:
          type: object
          properties: {}
          description: >-
            An object representing the minimum quantity that the buyer can
            select for the line item.
        description:
          type: object
          properties: {}
          description: An object representing the description of the line item.
        discount:
          type: object
          properties: {}
          description: An object representing the discount applied to the line item.
        discountPercentage:
          type: object
          properties: {}
          description: >-
            An object representing the discount percentage applied to the line
            item.
        externalId:
          type: object
          properties: {}
          description: An object representing the external ID of the line item.
        images:
          type: object
          properties: {}
          description: An object representing the images associated with the line item.
        isEditablePrice:
          type: object
          properties: {}
          description: An object indicating whether the price of the line item is editable.
        isOptional:
          type: object
          properties: {}
          description: An object indicating whether the line item is optional.
        lineItemCurrencyCode:
          type: object
          properties: {}
          description: An object representing the currency code for the line item.
        name:
          type: object
          properties: {}
          description: An object representing the name of the line item.
        positionOnQuote:
          type: object
          properties: {}
          description: An object representing the position of the line item on the quote.
        priceBookId:
          type: object
          properties: {}
          description: >-
            An object representing the price book ID associated with the line
            item.
        pricing:
          type: object
          properties: {}
          description: An object representing the pricing details of the line item.
        productType:
          type: object
          properties: {}
          description: An object representing the type of product for the line item.
        quantity:
          type: object
          properties: {}
          description: An object representing the quantity of the line item.
        recurringBillingEndDate:
          type: object
          properties: {}
          description: >-
            An object representing the end date for recurring billing of the
            line item.
        recurringBillingFrequency:
          type: object
          properties: {}
          description: >-
            An object representing the frequency of recurring billing for the
            line item.
        recurringBillingPeriod:
          type: object
          properties: {}
          description: >-
            An object representing the billing period for recurring billing of
            the line item.
        recurringBillingStartDate:
          type: object
          properties: {}
          description: >-
            An object representing the start date for recurring billing of the
            line item.
        richTextDescription:
          type: object
          properties: {}
          description: An object representing the rich text description of the line item.
        sku:
          type: object
          properties: {}
          description: >-
            An object representing the stock keeping unit (SKU) of the line
            item.
        taxCategory:
          type: object
          properties: {}
          description: An object representing the tax category of the line item.
        taxRateGroupId:
          type: object
          properties: {}
          description: An object representing the tax rate group ID for the line item.
        variantId:
          type: object
          properties: {}
          description: An object representing the variant ID of the line item.
    PriceEntry:
      required:
        - currencyCode
        - price
      type: object
      properties:
        currencyCode:
          type: string
          description: >-
            The currency code in which the price is denominated, represented as
            a string.
        maxQuantity:
          type: integer
          description: >-
            The maximum quantity applicable for this price entry, represented as
            a string.
          format: int32
        price:
          type: number
          description: >-
            The monetary value of the product or service, represented as a
            number.
    PricingFullUpdateRequest:
      required:
        - prices
        - pricingModel
      type: object
      properties:
        prices:
          type: array
          description: >-
            An array of PriceUpdateEntry objects, each representing a price
            entry with details such as currency code and price.
          items:
            $ref: '#/components/schemas/PriceUpdateEntry'
        pricingModel:
          type: string
          description: >-
            A string representing the pricing model used. Valid values include
            'FLAT', 'GRADUATED', 'STAIRSTEP', and 'VOLUME'.
          enum:
            - FLAT
            - GRADUATED
            - STAIRSTEP
            - VOLUME
    PriceUpdateEntry:
      required:
        - currencyCode
        - price
      type: object
      properties:
        currencyCode:
          type: string
          description: >-
            The currency code in which the price is denominated, represented as
            a string.
        maxQuantity:
          type: integer
          description: >-
            The maximum quantity for which this price is applicable, represented
            as a string.
          format: int32
        price:
          type: object
          properties: {}
          description: >-
            The price value associated with the currency code, represented as an
            object.
  responses:
    Error:
      description: An error occurred.
      content:
        '*/*':
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://app.hubspot.com/oauth/authorize
          tokenUrl: https://api.hubapi.com/oauth/v1/token
          scopes:
            contracts-read: ''
            revenue-contracts-public-api-write: ''

````