{
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 "fields": [
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   "name": "OID",
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  },
  {
   "name": "Value",
   "type": "esriFieldTypeInteger",
   "alias": "Value",
   "domain": null
  },
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   "name": "Count",
   "type": "esriFieldTypeDouble",
   "alias": "Count",
   "domain": null
  },
  {
   "name": "TID",
   "type": "esriFieldTypeString",
   "alias": "TID",
   "domain": null,
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 "features": [
  {"attributes": {
   "OID": 0,
   "Value": 0,
   "Count": 1216493549,
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   "Type": "Land"
  }},
  {"attributes": {
   "OID": 1,
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   "Count": 13837511,
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  }},
  {"attributes": {
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   "Value": 12,
   "Count": 1911754,
   "TID": "Seismic - depth value collected by seismic methods",
   "Type": "Direct"
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  {"attributes": {
   "OID": 4,
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   "Type": "Direct"
  }},
  {"attributes": {
   "OID": 5,
   "Value": 14,
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   "TID": "ENC sounding - depth value extracted from an Electronic Navigation Chart (ENC)",
   "Type": "Direct"
  }},
  {"attributes": {
   "OID": 6,
   "Value": 15,
   "Count": 105258,
   "TID": "Lidar - depth derived from a bathymetric lidar sensor",
   "Type": "Direct"
  }},
  {"attributes": {
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   "Type": "Direct"
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  {"attributes": {
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   "Type": "Indirect"
  }},
  {"attributes": {
   "OID": 10,
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   "Type": "Indirect"
  }},
  {"attributes": {
   "OID": 11,
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   "Type": "Indirect"
  }},
  {"attributes": {
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  }},
  {"attributes": {
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   "Type": "Indirect"
  }},
  {"attributes": {
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   "Type": "Indirect"
  }},
  {"attributes": {
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   "TID": "Depth estimated by calculating the draft of a grounded iceberg using satellite-derived freeboard measurement.",
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  }},
  {"attributes": {
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   "Count": 87103879,
   "TID": "Pre-generated grid - depth value is taken from a pre-generated grid that is based on mixed source data types, e.g. single beam, multibeam, interpolation etc.",
   "Type": "Unknown"
  }},
  {"attributes": {
   "OID": 17,
   "Value": 71,
   "Count": 13699,
   "TID": "Unknown source - depth value from an unknown source",
   "Type": "Unknown"
  }},
  {"attributes": {
   "OID": 18,
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   "Count": 170101,
   "TID": "Steering points - depth value used to constrain the grid in areas of poor data coverage",
   "Type": "Unknown"
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}