Process queries for HexGrid objects.
:param request: HTTP GET request
:return: JSON format of HexGrid (only pk and count) or GeoJSON of the geom of HexGrid.

GET /api/occurrence/grid/?type=occurrence&taxon=8182
HTTP 200 OK
Allow: OPTIONS, GET
Content-Type: application/json
Vary: Accept

{
    "features": [
        {
            "properties": {
                "pk": "441105"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                -5499998.83437418,
                                1587713.98054329
                            ],
                            [
                                -5416665.46218666,
                                1732051.61513813
                            ],
                            [
                                -5249998.7178116,
                                1732051.61513813
                            ],
                            [
                                -5166665.34562408,
                                1587713.98054329
                            ],
                            [
                                -5249998.7178116,
                                1443376.34594844
                            ],
                            [
                                -5416665.46218666,
                                1443376.34594844
                            ],
                            [
                                -5499998.83437418,
                                1587713.98054329
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "441326"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                -4499998.36812386,
                                1876389.24973297
                            ],
                            [
                                -4416664.99593633,
                                2020726.88432782
                            ],
                            [
                                -4249998.25156128,
                                2020726.88432782
                            ],
                            [
                                -4166664.87937375,
                                1876389.24973297
                            ],
                            [
                                -4249998.25156128,
                                1732051.61513813
                            ],
                            [
                                -4416664.99593633,
                                1732051.61513813
                            ],
                            [
                                -4499998.36812386,
                                1876389.24973297
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "441434"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                -3999998.13499869,
                                1299038.7113536
                            ],
                            [
                                -3916664.76281117,
                                1443376.34594844
                            ],
                            [
                                -3749998.01843611,
                                1443376.34594844
                            ],
                            [
                                -3666664.64624859,
                                1299038.7113536
                            ],
                            [
                                -3749998.01843611,
                                1154701.07675875
                            ],
                            [
                                -3916664.76281117,
                                1154701.07675875
                            ],
                            [
                                -3999998.13499869,
                                1299038.7113536
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "442207"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                -499996.503122553,
                                2165064.51892266
                            ],
                            [
                                -416663.130935026,
                                2309402.15351751
                            ],
                            [
                                -249996.386559972,
                                2309402.15351751
                            ],
                            [
                                -166663.014372444,
                                2165064.51892266
                            ],
                            [
                                -249996.386559972,
                                2020726.88432782
                            ],
                            [
                                -416663.130935026,
                                2020726.88432782
                            ],
                            [
                                -499996.503122553,
                                2165064.51892266
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "442357"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                250003.846565192,
                                -2020726.88432782
                            ],
                            [
                                333337.218752719,
                                -1876389.24973297
                            ],
                            [
                                500003.963127773,
                                -1876389.24973297
                            ],
                            [
                                583337.3353153,
                                -2020726.88432782
                            ],
                            [
                                500003.963127773,
                                -2165064.51892266
                            ],
                            [
                                333337.218752719,
                                -2165064.51892266
                            ],
                            [
                                250003.846565192,
                                -2020726.88432782
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "442859"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                2500004.89562843,
                                -144337.634594844
                            ],
                            [
                                2583338.26781595,
                                0.0
                            ],
                            [
                                2750005.01219101,
                                0.0
                            ],
                            [
                                2833338.38437853,
                                -144337.634594844
                            ],
                            [
                                2750005.01219101,
                                -288675.269189688
                            ],
                            [
                                2583338.26781595,
                                -288675.269189688
                            ],
                            [
                                2500004.89562843,
                                -144337.634594844
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        },
        {
            "properties": {
                "pk": "442927"
            },
            "type": "Feature",
            "geometry": {
                "coordinates": [
                    [
                        [
                            [
                                2750005.01219101,
                                3752778.49946595
                            ],
                            [
                                2833338.38437853,
                                3897116.13406079
                            ],
                            [
                                3000005.12875359,
                                3897116.13406079
                            ],
                            [
                                3083338.50094112,
                                3752778.49946595
                            ],
                            [
                                3000005.12875359,
                                3608440.86487111
                            ],
                            [
                                2833338.38437853,
                                3608440.86487111
                            ],
                            [
                                2750005.01219101,
                                3752778.49946595
                            ]
                        ]
                    ]
                ],
                "type": "MultiPolygon"
            }
        }
    ],
    "crs": {
        "type": "name",
        "properties": {
            "name": "EPSG:3031"
        }
    },
    "type": "FeatureCollection"
}