objective-c - 由于带有双引号的 nsdictionary 值，AFNetworking 发布请求失败

Question

当我将 nsdictionary 设置为请求参数时，带有特殊字符的字典值会添加双引号，这会导致发布请求失败，但是当我使用相同的字典值使用“Rest client (Chrome Add-ons)”请求发布成功时。如何解决问题？

例如 lat 和 long 应该是浮点值，因为会自动添加特殊字符双引号。这是我的 NSDictionary 日志->

**

AptSuiteNo = 20;
BuildingName = "the ";
BuiltInYear = 2014;
BuiltUpAreaSize = 200;
CityName = Dhaka;
CountryName = Bangladesh;
CreateDate = "19-04-2016";
CreatedByCompanyID = 7746;
CreatedByUserID = 7915;
CurrencyID = 1;
Description = "The ";
LastUpdateDate = "19-04-2016";
LastUpdatedByUserID = 7915;
Latitude = "23.832637";
LocalityName = Cantonment;
Longitude = "90.416590";
NeighborhoodName = "Nikunja 2";
PlaceID = ChIJieh0al7GVTcRvMjqALwGYVc;
PostedBy = owner;
Price = 200;
PropertyBathroomNumber = 1;
PropertyBedroomNumber = 1;
PropertyBuildUpAreaSizeTypeID = 1;
PropertyID = 0;
PropertyLotSize = 250;
PropertyLotSizeTypeID = 1;
PropertyName = "the ";
PropertyTransactionTypeCategoryID = 1;
PropertyTransactionTypeID = 1;
PropertyTypeID = 10;
StateName = "Dhaka Division";
StateTicker = "Dhaka Division";
ZipCode = 1229;

**

NSMutableURLRequest *request = [[AFJSONRequestSerializer serializer] requestWithMethod:@"POST" URLString:RequestURL parameters:[self requestDataString] error:&error];