example local span

[
  {
    "traceId": "4e441824ec2b6a44",
    "id": "4e441824ec2b6a44",
    "name": "get",
    "timestamp": 1477975620117000,
    "duration": 500209,
    "annotations": [
      {
        "timestamp": 1477975620117000,
        "value": "sr",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "timestamp": 1477975620617209,
        "value": "ss",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ],
    "binaryAnnotations": [
      {
        "key": "http.status_code",
        "value": "200",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "key": "http.url",
        "value": "/api/v1/traces",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ]
  },
  {
    "traceId": "4e441824ec2b6a44",
    "id": "ac58adf502d0c940",
    "name": "get-traces",
    "parentId": "4e441824ec2b6a44",
    "timestamp": 1477975620118000,
    "duration": 498338,
    "binaryAnnotations": [
      {
        "key": "lc",
        "value": "ElasticsearchStorage",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "key": "request",
        "value": "QueryRequest{serviceName=zipkin-server, spanName=null, annotations=[], binaryAnnotations={}, minDuration=null, maxDuration=null, endTs=1477975618900, lookback=3600000, limit=10}",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ]
  },
  {
    "traceId": "4e441824ec2b6a44",
    "id": "979e96052b4891e3",
    "name": "search-spansaggregations",
    "parentId": "4e441824ec2b6a44",
    "timestamp": 1477975620118000,
    "duration": 203869,
    "binaryAnnotations": [
      {
        "key": "lc",
        "value": "okhttp",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ]
  },
  {
    "traceId": "4e441824ec2b6a44",
    "id": "4e5d61949c0892cc",
    "name": "search-spans",
    "parentId": "4e441824ec2b6a44",
    "timestamp": 1477975620323000,
    "duration": 276210,
    "binaryAnnotations": [
      {
        "key": "lc",
        "value": "okhttp",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ]
  },
  {
    "traceId": "4e441824ec2b6a44",
    "id": "beaaf1c1efc6d206",
    "name": "post",
    "parentId": "979e96052b4891e3",
    "timestamp": 1477975620120000,
    "duration": 202036,
    "annotations": [
      {
        "timestamp": 1477975620120000,
        "value": "cs",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "timestamp": 1477975620322036,
        "value": "cr",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ],
    "binaryAnnotations": [
      {
        "key": "http.url",
        "value": "https://search-zipkin-2rlyh66ibw43ftlk4342ceeewu.ap-southeast-1.es.amazonaws.com/zipkin-2016-11-01/span/_search?allow_no_indices=true&expand_wildcards=open&ignore_unavailable=true",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "key": "sa",
        "value": true,
        "endpoint": {
          "serviceName": "elasticsearch",
          "ipv4": "54.255.164.52",
          "port": 443
        }
      }
    ]
  },
  {
    "traceId": "4e441824ec2b6a44",
    "id": "85b0f411c04c6ce3",
    "name": "post",
    "parentId": "4e5d61949c0892cc",
    "timestamp": 1477975620325000,
    "duration": 274492,
    "annotations": [
      {
        "timestamp": 1477975620325000,
        "value": "cs",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "timestamp": 1477975620599492,
        "value": "cr",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      }
    ],
    "binaryAnnotations": [
      {
        "key": "http.url",
        "value": "https://search-zipkin-2rlyh66ibw43ftlk4342ceeewu.ap-southeast-1.es.amazonaws.com/zipkin-2016-11-01/span/_search?allow_no_indices=true&expand_wildcards=open&ignore_unavailable=true",
        "endpoint": {
          "serviceName": "zipkin-server",
          "ipv4": "192.168.99.1",
          "port": 9411
        }
      },
      {
        "key": "sa",
        "value": true,
        "endpoint": {
          "serviceName": "elasticsearch",
          "ipv4": "54.255.164.52",
          "port": 443
        }
      }
    ]
  }
]