HTTP Status Code Case Description
100 Continue. Handles header of POST requests
400 If a request doesn’t have data plugin name or link Id
401 If user or token header missed in HTTPS request or it has incorrect values
404 A plugin is not found; a link is not found; a link belongs to another plugin; a link is deleted
405 Method not allowed. Only GET and POST requests allowed
408 If a request runs more then 30 minutes
429 If a controller has more then 100 “opened” requests now
499 Client closed request
500 Any other error