{
  "input": {
    "type": "track",
    "userId": "user-id",
    "event": "my-event",
    "timestamp": "2014",
    "context": {
      "library": {
        "version": "2.0.0",
        "name": "analytics-android"
      },
      "os": {
        "name": "Android KitKat",
        "version": "4.4.2"
      },
      "device": {
        "manufacturer": "Samsung",
        "brand": "generic",
        "model": "Galaxy Nexus"
      },
      "screen": {
        "density": 480,
        "height": 1776,
        "width": 1080
      },
      "app": {
        "version": "2.0.0-SNAPSHOT"
      },
      "network": {
        "cellular": true,
        "carrier": "Sprint",
        "wifi": false,
        "bluetooth": false
      },
      "ip": "10.0.0.1"
    }
  },
  "output": {
    "event": "my-event",
    "properties": {
      "mp_lib": "Segment: analytics-android",
      "$lib_version": "2.0.0",
      "$os": "Android KitKat",
      "$os_version": "4.4.2",
      "$manufacturer": "Samsung",
      "$brand": "generic",
      "$model": "Galaxy Nexus",
      "$screen_dpi": 480,
      "$screen_height": 1776,
      "$screen_width": 1080,
      "$app_version": "2.0.0-SNAPSHOT",
      "$has_telephone": true,
      "$carrier": "Sprint",
      "$wifi": false,
      "$bluetooth_enabled": false,
      "ip": "10.0.0.1",
      "time": 1388534400,
      "id": "user-id",
      "token": "89f86c4aa2ce5b74cb47eb5ec95ad1f9",
      "mp_name_tag": "user-id",
      "distinct_id": "user-id"
    }
  }
}