test.geojson

{
    "type": "Feature",
    "properties": {"party": "Democrat"},
    "geometry": {
        "type": "MultiLineString",
        "coordinates": [[
            [-109.05, 41.00],
            [-102.06, 40.99],
            [-102.03, 36.99],
            [-109.04, 36.99],
            [-109.05, 41.00]
        ], 
        [
            [-119.05, 41.00],
            [-112.06, 40.99],
            [-112.03, 36.99],
            [-119.04, 36.99],
            [-119.05, 41.00]
        ]]
    }
}