ERRORCODE22 with https://conta.cc/3ssycvo

Last status codes:{"url":"https:\/\/myemail.constantcontact.com\/subject.html?soid=1134869916516&aid=GHFGx_G6MKA","content_type":"application\/json","http_code":502,"header_size":1471,"request_size":571,"filetime":-1,"ssl_verify_result":20,"redirect_count":1,"total_time":3.211660999999999877019263294641859829425811767578125,"namelookup_time":0.0003680000000000000002879640970121499776723794639110565185546875,"connect_time":0.0164289999999999991597832149636815302073955535888671875,"pretransfer_time":0.046758000000000000950794998288984061218798160552978515625,"size_upload":0,"size_download":36,"speed_download":11,"speed_upload":0,"download_content_length":36,"upload_content_length":0,"starttransfer_time":3.211491000000000095582208814448677003383636474609375,"redirect_time":0.0818109999999999948361306678634718991816043853759765625,"redirect_url":"","primary_ip":"104.16.233.42","certinfo":[],"primary_port":443,"local_ip":"162.240.9.214","local_port":46754,"http_version":3,"protocol":2,"ssl_verifyresult":0,"scheme":"https","appconnect_time_us":46615,"connect_time_us":16429,"namelookup_time_us":368,"pretransfer_time_us":46758,"redirect_time_us":81811,"starttransfer_time_us":3211491,"total_time_us":3211661}

Last data got:{"message": "Internal server error"}