curl --request GET \
--url https://api.hubapi.com/webhooks-journal/journal/2026-03/earliest \
--header 'Authorization: Bearer <token>'{
"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"
}
}Get the earliest journal entry
Retrieve the earliest entry from the webhooks journal for the specified version. This endpoint is useful for accessing the oldest records available in the journal, which can be helpful for auditing or historical data analysis.
curl --request GET \
--url https://api.hubapi.com/webhooks-journal/journal/2026-03/earliest \
--header 'Authorization: Bearer <token>'{
"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"
}
}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.
Supported products
Supported products
Authorizations
The access token received from the authorization server in the OAuth 2.0 flow.
Query Parameters
The ID of the portal installation to filter the journal entries. It is an integer.
Response
The error category.
A unique identifier for the request, formatted as a UUID. This should be included with any error reports or support tickets.
"aeb5f871-7f07-4993-9211-075dc63e7cbf"
A human readable message describing the error along with remediation steps where appropriate. It is a string.
"An error occurred"
Context about the error condition, represented as an object with additional properties.
Show child attributes
Show child attributes
"{invalidPropertyName=[propertyValue], missingScopes=[scope1, scope2]}"
An array providing further information about the error, with each item being an ErrorDetail object.
Show child attributes
Show child attributes
A map of link names to associated URIs containing documentation about the error or recommended remediation steps, represented as an object with string properties.
Show child attributes
Show child attributes
A specific category that contains more specific detail about the error, represented as a string.
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