EPSG:3786 - World Equidistant Cylindrical (Sphere)

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "World Equidistant Cylindrical (Sphere)",
  "base_crs": {
    "name": "Unspecified datum based upon the GRS 1980 Authalic Sphere",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "Not specified (based on GRS 1980 Authalic Sphere)",
      "ellipsoid": {
        "name": "GRS 1980 Authalic Sphere",
        "radius": 6371007
      }
    },
    "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": 4047
    }
  },
  "conversion": {
    "name": "World Equidistant Cylindrical (Sphere)",
    "method": {
      "name": "Equidistant Cylindrical (Spherical)",
      "id": {
        "authority": "EPSG",
        "code": 9823
      }
    },
    "parameters": [
      {
        "name": "Latitude of natural origin",
        "value": 0,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8801
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": 0,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8802
        }
      },
      {
        "name": "False easting",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "X",
        "direction": "east",
        "unit": "metre"
      },
      {
        "name": "Northing",
        "abbreviation": "Y",
        "direction": "north",
        "unit": "metre"
      }
    ]
  },
  "scope": "Web mapping and visualisation.",
  "area": "World.",
  "bbox": {
    "south_latitude": -90,
    "west_longitude": -180,
    "north_latitude": 90,
    "east_longitude": 180
  },
  "id": {
    "authority": "EPSG",
    "code": 3786
  }
}

{'crs_wkt': 'PROJCRS["World Equidistant Cylindrical '
            '(Sphere)",BASEGEOGCRS["Unspecified datum based upon the GRS 1980 '
            'Authalic Sphere",DATUM["Not specified (based on GRS 1980 Authalic '
            'Sphere)",ELLIPSOID["GRS 1980 Authalic '
            'Sphere",6371007,0,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4047]],CONVERSION["World '
            'Equidistant Cylindrical (Sphere)",METHOD["Equidistant Cylindrical '
            '(Spherical)",ID["EPSG",9823]],PARAMETER["Latitude of natural '
            'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
            'of natural '
            'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["False '
            'easting",0,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
            'northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["easting '
            '(X)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["northing '
            '(Y)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Web '
            'mapping and '
            'visualisation."],AREA["World."],BBOX[-90,-180,90,180]],ID["EPSG",3786]]'}