string jsonString = File.ReadAllText(path);
Rootobject GJ = JsonSerializer.Deserialize<Rootobject>(jsonString);
[
[
[
30.46470800000,
59.89300470000
],
[
30.46487460000,
59.89282660000
],
[
30.46417270000,
59.89266140000
],
[
30.46392510000,
59.89292610000
],
[
30.46462700000,
59.89309130000
],
[
30.46465360000,
59.89306280000
],
[
30.46470800000,
59.89300470000
]
],
[
[
30.46419040000,
59.89274570000
],
[
30.46459240000,
59.89283940000
],
[
30.46449880000,
59.89294050000
],
[
30.46409680000,
59.89284680000
],
[
30.46419040000,
59.89274570000
]
]
]
[
30.46396390000,
59.89615690000
]