curl --request POST \
  --url https://api.iotools.cloud/v1/tool/geohash-converter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "mode": "encode",
  "latitude": "40.7128",
  "longitude": "-74.0060",
  "precision": "9"
}
'

{
  "tool": "geohash-converter",
  "tool_version": "1.0.1",
  "outputs": {
    "resultGeohash": "dr5regw3p",
    "resultCoordinates": "40.712779, -74.005988",
    "cellDetails": [
      {
        "property": "Geohash",
        "value": "dr5regw3p"
      },
      {
        "property": "Precision",
        "value": "9 characters"
      },
      {
        "property": "Centre latitude",
        "value": "40.712779"
      },
      {
        "property": "Centre longitude",
        "value": "-74.005988"
      },
      {
        "property": "South-west corner",
        "value": "40.712757, -74.006009"
      },
      {
        "property": "North-east corner",
        "value": "40.712800, -74.005966"
      },
      {
        "property": "Cell width",
        "value": "3.6 m"
      },
      {
        "property": "Cell height",
        "value": "4.8 m"
      },
      {
        "property": "Latitude error",
        "value": "± 0.000021°"
      },
      {
        "property": "Longitude error",
        "value": "± 0.000021°"
      }
    ],
    "neighbours": [
      {
        "direction": "North",
        "geohash": "dr5regw3r"
      },
      {
        "direction": "North-east",
        "geohash": "dr5regw92"
      },
      {
        "direction": "East",
        "geohash": "dr5regw90"
      },
      {
        "direction": "South-east",
        "geohash": "dr5regw8b"
      },
      {
        "direction": "South",
        "geohash": "dr5regw2z"
      },
      {
        "direction": "South-west",
        "geohash": "dr5regw2y"
      },
      {
        "direction": "West",
        "geohash": "dr5regw3n"
      },
      {
        "direction": "North-west",
        "geohash": "dr5regw3q"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}