{
  "input": {
    "type": "identify",
    "userId": "user-id",
    "timestamp": "2014",
    "traits": {
      "companies": [{
        "created": "2014-01-01",
        "name": "Segment",
        "id": "123"
      }]
    }
  },
  "output": {
    "user_id": "user-id",
    "last_request_at": 1388534400,
    "custom_attributes": {
      "companies": [{
        "created_at": 1388534400,
        "name": "Segment",
        "id": "123"
      }],
      "id": "user-id"
    },
    "companies": [{
      "remote_created_at": 1388534400,
      "custom_attributes": {
        "created_at": 1388534400,
        "name": "Segment",
        "id": "123"
      },
      "company_id": "123",
      "name": "Segment"
    }]
  }
}