ESRI:102940 - Cassini_Bangladesh_Zone_07_Dhaka

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "Cassini_Bangladesh_Zone_07_Dhaka",
  "base_crs": {
    "name": "Unknown datum based upon the Everest (1830 Definition) ellipsoid",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "Not specified (based on Everest (1830 Definition) ellipsoid)",
      "ellipsoid": {
        "name": "Everest (1830 Definition)",
        "semi_major_axis": {
          "value": 20922931.8,
          "unit": {
            "type": "LinearUnit",
            "name": "Indian foot",
            "conversion_factor": 0.304799510248147
          }
        },
        "semi_minor_axis": {
          "value": 20853374.58,
          "unit": {
            "type": "LinearUnit",
            "name": "Indian foot",
            "conversion_factor": 0.304799510248147
          }
        }
      }
    },
    "coordinate_system": {
      "subtype": "ellipsoidal",
      "axis": [
        {
          "name": "Geodetic latitude",
          "abbreviation": "Lat",
          "direction": "north",
          "unit": "degree"
        },
        {
          "name": "Geodetic longitude",
          "abbreviation": "Lon",
          "direction": "east",
          "unit": "degree"
        }
      ]
    },
    "id": {
      "authority": "EPSG",
      "code": 4042
    }
  },
  "conversion": {
    "name": "Cassini_Bangladesh_Zone_07_Dhaka",
    "method": {
      "name": "Cassini-Soldner",
      "id": {
        "authority": "EPSG",
        "code": 9806
      }
    },
    "parameters": [
      {
        "name": "Latitude of natural origin",
        "value": 24.5,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8801
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": 90.5,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8802
        }
      },
      {
        "name": "False easting",
        "value": 0,
        "unit": {
          "type": "LinearUnit",
          "name": "chain",
          "conversion_factor": 20.1168
        },
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": 0,
        "unit": {
          "type": "LinearUnit",
          "name": "chain",
          "conversion_factor": 20.1168
        },
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "E",
        "direction": "east",
        "unit": {
          "type": "LinearUnit",
          "name": "chain",
          "conversion_factor": 20.1168
        }
      },
      {
        "name": "Northing",
        "abbreviation": "N",
        "direction": "north",
        "unit": {
          "type": "LinearUnit",
          "name": "chain",
          "conversion_factor": 20.1168
        }
      }
    ]
  },
  "scope": "Not known.",
  "area": "Bangladesh - Dhaka",
  "bbox": {
    "south_latitude": 23.3666,
    "west_longitude": 89.6833,
    "north_latitude": 24.3334,
    "east_longitude": 90.9834
  },
  "id": {
    "authority": "ESRI",
    "code": 102940
  }
}

{'crs_wkt': 'PROJCRS["Cassini_Bangladesh_Zone_07_Dhaka",BASEGEOGCRS["Unknown '
            'datum based upon the Everest (1830 Definition) '
            'ellipsoid",DATUM["Not specified (based on Everest (1830 '
            'Definition) ellipsoid)",ELLIPSOID["Everest (1830 '
            'Definition)",20922931.8,300.801725543355,LENGTHUNIT["Indian '
            'foot",0.304799510248147]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4042]],CONVERSION["Cassini_Bangladesh_Zone_07_Dhaka",METHOD["Cassini-Soldner",ID["EPSG",9806]],PARAMETER["Latitude '
            'of natural '
            'origin",24.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
            'of natural '
            'origin",90.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["False '
            'easting",0,LENGTHUNIT["chain",20.1168],ID["EPSG",8806]],PARAMETER["False '
            'northing",0,LENGTHUNIT["chain",20.1168],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["(E)",east,ORDER[1],LENGTHUNIT["chain",20.1168]],AXIS["(N)",north,ORDER[2],LENGTHUNIT["chain",20.1168]],USAGE[SCOPE["Not '
            'known."],AREA["Bangladesh - '
            'Dhaka"],BBOX[23.3666,89.6833,24.3334,90.9834]],ID["ESRI",102940]]'}