Update the value of an existing custom field.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Numeric ID of the custom field.
New value of the custom field.
Custom field updated successfully
Numeric ID of the custom field.
ID of the item or rental that owns this custom field.
Type of the owner resource.
Item, Rental ID of the custom field definition.
Key of the custom field definition.
Raw stored value of the custom field.
Typed JSON value of the custom field (format depends on definition type).