Function feature

Returns {
    bbox?: undefined;
    geometry: GeometryObject;
    id?: undefined;
    properties: any;
    type: string;
} | {
    bbox?: undefined;
    geometry: GeometryObject;
    id: undefined | string | number;
    properties: any;
    type: string;
} | {
    bbox: MBR;
    geometry: GeometryObject;
    id: undefined | string | number;
    properties: any;
    type: string;
} | {
    features: any;
    type: string;
}