springboot controller傳參，對象映射

　　Post請求，對象映射時,在參數 加 @RequestBody： 傳入對象內字段的json才能映射

{
"legendData": [
100,
90,
80,
70,
60,
50,
40,
30
],
"gridList": {
"grid": [

[
116.59021090817286,
39.91686875118087
],
[
116.59020940582442,
39.919122236187384
],
[
116.58727587667578,
39.919119023489884
],
[
116.58727737835683,
39.91686553920044
]

],
"index": "1",
"gridid": 11025129,
"value": 927
}
}