You can use this API to update the answer you or the customer provided for a custom field question down-the-line. This is useful if you're using custom fields to synchronise IDs between your internal systems or just if you need to keep this information evergreen.
Use the body parameter to input your desired response and we'll return the details of the custom field as well as your updated response so you can double check it is correct.
To complete this request you need to get the custom field response ID - the unique identifier for an individual customers response to a question. You can get this from the API Get Customer response to custom fields.
The unique ID of the custom field
The type of custom field; SingleLineTextField = 0, MultiLineTextField = 1, CheckboxField = 2, DatePickerField = 3, NumbersField = 4, DropdownField = 5
Title of the custom field
Description of the custom field
A comma separated list of option titles for DropdownField type
Is the custom field compulsory; true or false
The custom field response