ITitem
Objects

Update a single custom field

Updates one custom field on an existing object. This is the legacy endpoint — for updating multiple fields at once, use PATCH instead.

post/api/objects/{objectType}

Request

  • Base URL
    https://app.useitem.io
  • Auth
    API key in header x-api-key

Request body

idinteger

Record ID (required for companies and custom objects)

emailstring

Contact email (alternative to id for contacts)

fieldNamestring required

Name of the custom field to update

fieldValueunknown required

Example request

{
  "id": 123,
  "email": "alex@acme.com",
  "fieldName": "custom_score",
  "fieldValue": 95
}

Response

Field updated

messagestring

Example response

{
  "data": {
    "id": 123,
    "name": "Alex Johnson",
    "email": "alex@acme.com"
  },
  "message": "Updated custom field 'custom_score' for contact"
}

Changes

No recorded changes to this operation across all 1 revision of this API.