> ## 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.

---
id: c8a3e98a-5467-4b95-9a90-2130924e1969
---

# Retrieve assets

> This endpoint lists all assets of the campaign by asset type. The assetType parameter is required, and each request can only fetch assets of a single type.
Asset metrics can also be fetched along with the assets; they are available only if start and end dates are provided.

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="PROFESSIONAL" salesLevel="FREE" serviceLevel="FREE" cmsLevel="FREE" />
  </Accordion>

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


## OpenAPI

````yaml specs/2026-03/marketing-campaigns-public-api-v2026-03.json GET /marketing/campaigns/2026-03/{campaignGuid}/assets/{assetType}
openapi: 3.0.1
info:
  title: Marketing Campaigns Public Api
  description: Basepom for all HubSpot Projects
  version: 2026-03
  x-hubspot-product-tier-requirements:
    marketing: PROFESSIONAL
    sales: FREE
    service: FREE
    cms: FREE
    commerce: FREE
    crmHub: FREE
    dataHub: FREE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Assets
  - name: Basic
  - name: Batch
  - name: Budget
  - name: Metrics
  - name: Spend
paths:
  /marketing/campaigns/2026-03/{campaignGuid}/assets/{assetType}:
    get:
      tags:
        - Assets
      summary: List assets
      description: >-
        This endpoint lists all assets of the campaign by asset type. The
        assetType parameter is required, and each request can only fetch assets
        of a single type.

        Asset metrics can also be fetched along with the assets; they are
        available only if start and end dates are provided.
      operationId: get-/marketing/campaigns/2026-03/{campaignGuid}/assets/{assetType}
      parameters:
        - name: assetType
          in: path
          description: |-
            The type of asset to fetch, required
            Example: MARKETING_EVENT
          required: true
          style: simple
          explode: false
          schema:
            type: string
        - name: campaignGuid
          in: path
          description: |-
            The UUID of the campaign, required
            Example: 9dbec438-53e2-4b28-8c0f-38f56574a6e8
          required: true
          style: simple
          explode: false
          schema:
            type: string
        - name: after
          in: query
          description: >-
            The paging cursor token of the last successfully read resource will
            be returned as the `paging.next.after` JSON property of a paged
            response containing more results.
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: endDate
          in: query
          description: >-
            End date to fetch asset metrics, formatted as YYYY-MM-DD. This date
            is used to fetch the metrics associated with the assets for a
            specified period.  If not provided, no asset metrics will be
            fetched.

            Example: 2024-01-27
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: limit
          in: query
          description: The maximum number of results to display per page.
          required: false
          style: form
          explode: true
          schema:
            type: string
        - name: startDate
          in: query
          description: >-
            Start date to fetch asset metrics, formatted as YYYY-MM-DD. This
            date is used to fetch the metrics associated with the assets for a
            specified period.  If not provided, no asset metrics will be
            fetched.

            Example: 2023-01-20
          required: false
          style: form
          explode: true
          schema:
            type: string
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/CollectionResponsePublicCampaignAssetForwardPaging
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - marketing.campaigns.read
components:
  schemas:
    CollectionResponsePublicCampaignAssetForwardPaging:
      required:
        - results
      type: object
      properties:
        paging:
          $ref: '#/components/schemas/ForwardPaging'
        results:
          type: array
          description: >-
            An array of public campaign assets. Each item in the array is a
            reference to a PublicCampaignAsset object.
          items:
            $ref: '#/components/schemas/PublicCampaignAsset'
    ForwardPaging:
      type: object
      properties:
        next:
          $ref: '#/components/schemas/NextPage'
      description: >-
        Paging information for forward-only pagination. Contains the next page
        reference when more results are available; omitted or empty on the last
        page.
    PublicCampaignAsset:
      required:
        - id
      type: object
      properties:
        id:
          type: string
          description: The unique identifier for the campaign asset.
        metrics:
          type: object
          additionalProperties:
            type: number
          description: >-
            A collection of metrics associated with the campaign asset,
            represented as key-value pairs.
        name:
          type: string
          description: The name of the campaign asset.
    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
    NextPage:
      required:
        - after
      type: object
      properties:
        after:
          type: string
          description: >-
            A string token used as a cursor to retrieve the next page of
            results.
        link:
          type: string
          description: A string URL that provides the link to the next page of results.
      description: >-
        Specifies the paging information needed to retrieve the next set of
        results in a paginated API response
    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.
  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:
            marketing.campaigns.read: ''
            marketing.campaigns.revenue.read: ''
            marketing.campaigns.write: ''

````