private ResponseClass DeserializeSearchItems(Guid sessionID, double?filterItemRank, double?filterMinPrice, double?filterMaxPrice, double?filterStoreRank, string name, string category, string keywords)
{
string jsonAnswer = marketFacade.SearchItems(sessionID, filterItemRank, filterMinPrice, filterMaxPrice, filterStoreRank, name, category, keywords);
ResponseClass response = JsonConvert.DeserializeObject <ResponseClass>(jsonAnswer);
return(response);
}