Changes to View defined custom fields.

removed the media type application/json for the response with the status 404

removed the media type application/json for the response with the status 500

removed the media type text/html for the response with the status 404

removed the media type text/html for the response with the status 500

removed the media type text/json for the response with the status 404

removed the media type text/json for the response with the status 500

api operation id GETv1_Fields-category-category-type_id-type_id removed and replaced with GETv1_Fields?category=category&type_id=type_id