{
  "response": {
    "jid": "120363123456789012@newsletter",
    "targetmessageid": "3EB0B4302B3A8A52F7A1",
    "targetserverid": 12345,
    "messageid": "3EB01234567890ABCDEF",
    "serverid": 12346
  }
}

{
  "error": "messageid or serverid is required"
}

{
  "error": "client not found"
}

{
  "error": "newsletter message not found in recent history"
}

{
  "error": "connection closed"
}