解析反序列化json返回数据

如图，返回json数据，如何解析出来呢？
{\"retCode\":0,\"infoFeeRates\":[{\"feePrefix\":\"\",\"areaCode\":\"09\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"08\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"07\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"06\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"05\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"04\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"03\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"02\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"01\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"9\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"8\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"7\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"6\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"5\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"4\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"3\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"2\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6},{\"feePrefix\":\"\",\"areaCode\":\"1\",\"type\":4,\"areaName\":\"\",\"infoFeeRateSections\":[],\"fee\":0.0030,\"period\":6,\"lockType\":0,\"ivrFee\":0.0030,\"ivrPeriod\":6}]}\r\n



有什么通用的方法么？？
------解决方案--------------------
使用LitJson也不错，看下这里有相关文章