Android请求网络数据，json解析-FastJson遇到的问题 首字母大写问题

在Android app开发过程中，用fastjson获取后台数据，后台返回的数据：[{"doseFrequencyList":[{"FrequencyCode":"ed","name":"每天","ordinal":"1"},{"FrequencyCode":"iod","name":"隔天","ordinal":"2"},{"FrequencyCode":"iow","name":"隔周","ordinal":"3"},{"FrequencyCode":"ew","name":"每周","ordinal":"4"}],"doseTimePoints":"{\r\n    \"1\": [\r\n        0\r\n    ],\r\n    \"2\": [\r\n        0,\r\n        43200000\r\n    ],\r\n    \"3\": [\r\n        0,\r\n        21600000,\r\n        43200000\r\n    ],\r\n    \"4\": [\r\n        -7200000,\r\n        14400000,\r\n        28800000,\r\n        50400000\r\n    ],\r\n    \"5\": [\r\n        0,\r\n        7200000,\r\n        25200000,\r\n        36000000,\r\n        46800000\r\n    ],\r\n    \"6\": [\r\n        0,\r\n        7200000,\r\n        14400000,\r\n        25200000,\r\n        36000000,\r\n        46800000\r\n    ]\r\n}","measureItemList":[{"defaultValue1":"80.00","defaultValue2":"120.00","maxValue":"300.00","measureItemCode":"blood_presure","minValue":"0.00","name":"血压","ordinal":"1","reference1_max_value":"140.00","reference1_min_value":"60.00","reference2_max_value":"140.00","reference2_min_value":"60.00","stepLength":"1.00","type":"2","unit":"mmHg"},{"defaultValue1":"80.00","maxValue":"300.00","measureItemCode":"pulse","minValue":"0.00","name":"心率","ordinal":"2","reference1_max_value":"100.00","reference1_min_value":"60.00","stepLength":"1.00","type":"1","unit":"次/分"},{"defaultValue1":"100.00","maxValue":"500.00","measureItemCode":"urine_output","minValue":"0.00","name":"24小时尿量","ordinal":"5","stepLength":"10.00","type":"1","unit":"毫升"},{"defaultValue1":"6.10","maxValue":"50.00","measureItemCode":"blood_sugar","minValue":"0.00","name":"血糖","ordinal":"7","reference1_max_value":"6.10","reference1_min_value":"3.90","stepLength":"0.10","type":"1","unit":"mmol/L"}]}]在Android app开发过程中，用fastjson获取后台数据，后台返回的数据：[{"do