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

Last status codes:{"url":"https:\/\/myemail.constantcontact.com\/subject.html?soid=1134869916516&aid=n-XcClx6Qek","content_type":"application\/json","http_code":502,"header_size":1471,"request_size":571,"filetime":-1,"ssl_verify_result":20,"redirect_count":1,"total_time":3.215279000000000220182982957339845597743988037109375,"namelookup_time":0.0003170000000000000074662498406041777343489229679107666015625,"connect_time":0.0056719999999999999584776588790191453881561756134033203125,"pretransfer_time":0.026068000000000000893063401008475921116769313812255859375,"size_upload":0,"size_download":36,"speed_download":11,"speed_upload":0,"download_content_length":36,"upload_content_length":0,"starttransfer_time":3.215164000000000132928335005999542772769927978515625,"redirect_time":0.07993699999999999417088503150807810015976428985595703125,"redirect_url":"","primary_ip":"104.16.234.42","certinfo":[],"primary_port":443,"local_ip":"162.240.9.214","local_port":49842,"http_version":3,"protocol":2,"ssl_verifyresult":0,"scheme":"https","appconnect_time_us":25913,"connect_time_us":5672,"namelookup_time_us":317,"pretransfer_time_us":26068,"redirect_time_us":79937,"starttransfer_time_us":3215164,"total_time_us":3215279}

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