code: function deserialize(json) {
          var data, deserialized;
  
          var includedMap = {};
          each(json.included, function(value) {
              var key = value.type + '-' + value.id;
              includedMap[key] = value;
          });
  
          if (isArray(json.data)) {
              data = map(
                  json.data,
                  function(record) {
                      populateRelatedFields(record, includedMap);
                      return flatten(record);
                  }
              );
          }
          else if (isObject(json.data)) {
              populateRelatedFields(json.data, includedMap);
              data = flatten(json.data);
          }
  
          deserialized = {
              data: data,
              jsonapi: json.jsonapi || {}
          };
  
          if (json.meta) {
              deserialized.meta = json.meta;
          }
  
          if (json.errors) {
              deserialized.errors = json.errors;
          }
  
          if (json.links) {
              deserialized.links = json.links;
          }
  
          return deserialized;
      }
docs: Deserialize the JSONAPI formatted object