{
  "version": "2.0",
  "status": 100,
  "reason": "",
  "headers": {
    "via": [
      {
        "version": "2.0",
        "protocol": "UDP",
        "host": "192.0.2.105",
        "params": {
          "branch": "z9hG4bK2398ndaoe"
        }
      }
    ],
    "call-id": "noreason.asndj203insdf99223ndf",
    "cseq": {
      "seq": 35,
      "method": "INVITE"
    },
    "from": {
      "uri": "sip:user@example.com",
      "params": {
        "tag": "39ansfi3"
      }
    },
    "to": {
      "uri": "sip:user@example.edu",
      "params": {
        "tag": "902jndnke3"
      }
    },
    "content-length": 0,
    "contact": [
      {
        "uri": "sip:user@host105.example.com",
        "params": {}
      }
    ]
  },
  "content": ""
}