# EditContactAssignmentInput

input type

Edit-input for a ContactAssignment. Every field optional, at least ONE required; supplied fields REPLACE, omitted fields are preserved. Caption ONLY — every link field (contactId/hostType/role, and the host parent on the header) is IMMUTABLE at birth.

## Fields

| Field | Type | Required | Notes |
| --- | --- | --- | --- |
| `caption` | [String](/types/#scalars) | no | No further notes. |

## Used by

- [updateContactAssignment](/reference/contact-assignment/updateContactAssignment/)