设置降雨信息

{
    "modelFile": "C:\\Work\\DevCoreAzure\\TestData\\Service\\MIKE21FM\\Infiltration\\SimA.m21fm",
    "precipitationType": 1,
    "precipitationData": {
        "dataType": 1,
        "constant": 0,
        "timeSeries": [
            {
                "dt": "2008-01-01 00:00:00",
                "value": 10
            },
            {
                "dt": "2008-01-01 00:10:00",
                "value": 20
            },
            {
                "dt": "2008-01-01 00:20:00",
                "value": 30
            }
        ],
        "dfsuFile": null
    }
}