string camelCaseObj = JsonConvert.SerializeObject(data,

                                     Newtonsoft.Json.Formatting.None,

                                     new JsonSerializerSettings()

                                     {

                                         NullValueHandling = NullValueHandling.Ignore,

                                         ReferenceLoopHandling = ReferenceLoopHandling.Ignore,

                                         ContractResolver = new CamelCasePropertyNamesContractResolver()

                                     }); //--驼峰格式的命名规范

camelCaseObj= camelCaseObj.ToLower();    //--全部小写的命名规范

var jsonConvertCommonData = JsonConvert.DeserializeObject(camelCaseObj);