{
  "id": "1c048d25b875",
  "user": {
    "id": "6sQPMSEW71FQ3H"
  },
  "type": "ignition:off",
  "created_at": 1383448450201,
  "time_zone": "America/Los_Angeles",
  "location": {
    "lat": 37.757076,
    "lon": -122.448120,
    "accuracy_m": 10
  },
  "vehicle": {
    "uri": "https://api.automatic.com/v1/vehicles/529e5772e4b00a2ddb562f1f",
    "id": "529e5772e4b00a2ddb562f1f",
    "year": 2001,
    "make": "Acura",
    "model": "MDX",
    "color": "Purple",
    "display_name": "My Speed Demon"
  }
}

{
  "id": "1c048d25b875",
  "user": {
    "id": "6sQPMSEW71FQ3H",
    "v2_id": "U_234325345345"
  },
  "type": "ignition:off",
  "created_at": 1383448450201,
  "time_zone": "America/Los_Angeles",
  "location": {
    "lat": 37.757076,
    "lon": -122.448120,
    "accuracy_m": 10
  },
  "vehicle": {
    "uri": "https://api.automatic.com/v1/vehicles/529e5772e4b00a2ddb562f1f",
    "id": "529e5772e4b00a2ddb562f1f",
    "year": 2001,
    "make": "Acura",
    "model": "MDX",
    "color": "Purple",
    "display_name": "My Speed Demon"
  }
}

Add the v2_id to the ignition off event for original data
Add the v2_id to the ignition off event for original
data