c) submitting {HEAD ~ a plurality} of Application Programming Interface requests to the application on behalf of the client device to fulfill operations solicited by the request received from {TAIL ~ the client device}, and capturing output from the application responsive to the plurality of API requests; and 
c ) submitting { HEAD ~ a plurality } of Application Programming Interface requests to the application on behalf of the client device to fulfill operations solicited by the request received from { TAIL ~ the client device } , and capturing output from the application responsive to the plurality of API requests ; and
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH