| Field | Type | Required | Description | Example |
|---|---|---|---|---|
id |
?string | ➖ | The custom mapping identifier | adbf752f-6457-4ddd-89b3-98ae2252b83b |
message |
?string | ➖ | The error message | Invalid value |
targetField |
?string | ➖ | The target field where the error occurred | first_name |