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

Last status codes:{"url":"https:\/\/myemail.constantcontact.com\/subject.html?soid=1134869916516&aid=dbVJnDajkA4","content_type":"application\/json","http_code":502,"header_size":1471,"request_size":571,"filetime":-1,"ssl_verify_result":20,"redirect_count":1,"total_time":3.187012999999999873779188419575802981853485107421875,"namelookup_time":0.0002880000000000000072962469399584506390965543687343597412109375,"connect_time":0.005224000000000000344668737994879847974516451358795166015625,"pretransfer_time":0.027495999999999999607869227702394709922373294830322265625,"size_upload":0,"size_download":36,"speed_download":11,"speed_upload":0,"download_content_length":36,"upload_content_length":0,"starttransfer_time":3.18688899999999986079046720988117158412933349609375,"redirect_time":0.07463799999999999601474343080553808249533176422119140625,"redirect_url":"","primary_ip":"104.16.233.42","certinfo":[],"primary_port":443,"local_ip":"162.240.9.214","local_port":48614,"http_version":3,"protocol":2,"ssl_verifyresult":0,"scheme":"https","appconnect_time_us":27335,"connect_time_us":5224,"namelookup_time_us":288,"pretransfer_time_us":27496,"redirect_time_us":74638,"starttransfer_time_us":3186889,"total_time_us":3187013}

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