[
  {
    "trace_id": 1,
    "id": 2,
    "name": "test-general-conversion",
    "timestamp": 1485467191639875,
    "annotations": [
      {
        "value": "some-event",
        "host": {
          "service_name": "service-x"
        }
      },
      {
        "value": ""
      },
      {
        "timestamp": 1485467191639875,
        "value": "{\"x\":\"y\"}"
      }
    ],
    "binary_annotations": [
        {
            "key": "ca"
        }
    ]
  },
  {
    "trace_id": 1,
    "id": 2,
    "name": "some-operation",
    "annotations": [
      {
        "value": "cs",
        "host": {
          "service_name": "service-x"
        }
      }
    ],
    "binary_annotations": [
        {
            "key": "sa",
            "host": {
                "service_name": "service-y",
                "ipv4": 23456,
                "port": 80
            }
        }
    ]
  },
  {
    "trace_id": 1,
    "id": 3,
    "parent_id": 2,
    "name": "some-operation",
    "trace_id_high": 2,
    "annotations": [
      {
        "value": "sr",
        "host": {
          "service_name": "service-y"
        }
      }
    ],
    "binary_annotations": [
        {
            "key": "ca",
            "host": {
                "service_name": "service-x",
                "ipv4": 23456,
                "ipv6": "MjAwMTpkYjg6OmMwMDE="
            }
        }
    ]
  }
]
