"start" : "2015-02-20",
"end" : "2015-02-24",
"polyline" : [{"lat" : -22.79756, "lon" : -43.33231},
{"lat" : -22.7897, "lon": -43.3253},
],
"title" : 'subnet2',
"options" : {
"theme": 'purple',
"lineWeight": 2,
}
}
But I don1t know if this is better form to draw polylines.