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POST
/
webhooks
/
v3
/
{appId}
/
subscriptions
Create an event subscription
curl --request POST \
  --url 'https://api.hubapi.com/webhooks/v3/{appId}/subscriptions?hapikey=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "active": true,
  "eventType": "contact.propertyChange",
  "propertyName": "email"
}
'
{
  "active": true,
  "createdAt": "2019-10-30T03:30:17.883Z",
  "eventType": "contact.propertyChange",
  "id": "12",
  "propertyName": "email",
  "updatedAt": "2019-11-30T03:30:17.883Z"
}

Supported products

Authorizations

hapikey
string
query
required

Path Parameters

appId
integer<int32>
required

The ID of the target app.

Body

application/json

Details about the new subscription.

Request to create a new webhook subscription for monitoring specific events. Each subscription defines which event type to listen for and whether to monitor all events of that type or specific property changes.

eventType
enum<string>
required

Type of event to listen for. Can be one of create, delete, deletedForPrivacy, or propertyChange.

Available options:
company.associationChange,
company.creation,
company.deletion,
company.merge,
company.propertyChange,
company.restore,
contact.associationChange,
contact.creation,
contact.deletion,
contact.merge,
contact.privacyDeletion,
contact.propertyChange,
contact.restore,
conversation.creation,
conversation.deletion,
conversation.newMessage,
conversation.privacyDeletion,
conversation.propertyChange,
deal.associationChange,
deal.creation,
deal.deletion,
deal.merge,
deal.propertyChange,
deal.restore,
event.completed,
line_item.associationChange,
line_item.creation,
line_item.deletion,
line_item.merge,
line_item.propertyChange,
line_item.restore,
object.associationChange,
object.creation,
object.deletion,
object.merge,
object.propertyChange,
object.restore,
product.creation,
product.deletion,
product.merge,
product.propertyChange,
product.restore,
ticket.associationChange,
ticket.creation,
ticket.deletion,
ticket.merge,
ticket.propertyChange,
ticket.restore
active
boolean

Determines if the subscription is active or paused. Defaults to false.

eventTypeName
string

The name of the event to listen for. This is used with custom objects to specify custom event types beyond the standard eventType enum values.

objectTypeId
string

The ID of the object type for the subscription. This can be a standard CRM object (e.g., 'contact', 'company', 'deal') or a custom object ID for custom object subscriptions.

propertyName
string

The internal name of the property to monitor for changes. Only applies when eventType is propertyChange.

Response

successful operation

Complete details for an event subscription.

active
boolean
required

Whether the subscription is active or paused. If true, the subscription will send webhook notifications. If false, the subscription is paused and will not send notifications.

createdAt
string<date-time>
required

The timestamp when the webhook subscription was created, in ISO 8601 format (e.g., 2020-02-29T12:30:00Z).

eventType
enum<string>
required

The type of event to listen for. Accepted values include contact.creation, contact.deletion, contact.propertyChange, and similar event types for other CRM objects and custom objects.

Available options:
company.associationChange,
company.creation,
company.deletion,
company.merge,
company.propertyChange,
company.restore,
contact.associationChange,
contact.creation,
contact.deletion,
contact.merge,
contact.privacyDeletion,
contact.propertyChange,
contact.restore,
conversation.creation,
conversation.deletion,
conversation.newMessage,
conversation.privacyDeletion,
conversation.propertyChange,
deal.associationChange,
deal.creation,
deal.deletion,
deal.merge,
deal.propertyChange,
deal.restore,
event.completed,
line_item.associationChange,
line_item.creation,
line_item.deletion,
line_item.merge,
line_item.propertyChange,
line_item.restore,
object.associationChange,
object.creation,
object.deletion,
object.merge,
object.propertyChange,
object.restore,
product.creation,
product.deletion,
product.merge,
product.propertyChange,
product.restore,
ticket.associationChange,
ticket.creation,
ticket.deletion,
ticket.merge,
ticket.propertyChange,
ticket.restore
id
string
required

The unique ID of the webhook subscription.

eventTypeName
string

The name of the event to listen for. This is used with custom objects to specify custom event types beyond the standard eventType enum values.

objectTypeId
string

The ID of the object type for the subscription. This can be a standard CRM object (e.g., 'contact', 'company', 'deal') or a custom object ID for custom object subscriptions.

propertyName
string

The internal name of the property to monitor for changes. Only applies when eventType is propertyChange.

updatedAt
string<date-time>

The timestamp when the webhook subscription was last updated, in ISO 8601 format (e.g., 2020-02-29T12:30:00Z).

Last modified on March 30, 2026