Format options: {x} {y} {sep} {zone} {band} {hemi} {datum}
toString options: decimals, sep, format, north, south
example: {"decimals": 2, "sep": ";", "north":"NNN", "south": "sss", "format": "{x}{sep} {y}{sep} {zone}{band} {hemi} {datum}"}
{}
Last point data...