Actions159
- Admin Actions
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Contact → Update Contact Custom Field
AI-generatedSummary
Updates a contact custom field with a PUT request to /api/v1/contactfields/{identifier}. Provide the field identifier and its data in JSON or as form parameters.
Inputs
- Identifier (required) — Identifier used in the request URL to select the contact custom field.
- Body Input Mode — Choose JSON or Form Fields for the request body; defaults to JSON.
- Body JSON — The custom field data to send as a JSON object; shown in JSON mode and defaults to
{}. - Body Parameters — In Form Fields mode, add name/value pairs for the request body. Values are converted to booleans, null, numbers, or JSON arrays/objects when they match those formats; otherwise they remain strings.
Output shape
A list of n8n items containing the API response.
Array responses, or arrays in a response's
resultordataproperty, become separate items. Other responses produce one item; primitive values are wrapped as `{ "value": ... }.