Make requestId and userId optional

Author: howard

resources/schema.json

@@ -259,7 +259,6 @@
         "count",
         "serviceId",
         "usergroup",
-        "userId",
         "order"
       ]
     },
@@ -342,7 +341,6 @@
             "landingpage",
             "promotion",
             "searchConcept",
-            "requestId",
             "effectiveQuery",
             "totalResults",
             "currencySymbol"