Changes to Request access to a private page

added the optional property docs to the response with the 400 status

added the optional property docs to the response with the 404 status

added the optional property hint to the response with the 400 status

added the optional property hint to the response with the 404 status

added the optional property param to the response with the 400 status

added the optional property param to the response with the 404 status

added the optional property reason to the response with the 400 status

added the optional property reason to the response with the 404 status

added the optional property redirect_url to the response with the 400 status

added the optional property redirect_url to the response with the 404 status

added the optional property request_id to the response with the 400 status

added the optional property request_id to the response with the 404 status

added the optional property suggestion to the response with the 400 status

added the optional property suggestion to the response with the 404 status

added the optional property support to the response with the 400 status

added the optional property support to the response with the 404 status