jIO: switched from pop() to shift() to identify param object

js/libs/jio/jio.js

@@ -3259,7 +3259,7 @@ function enableRestAPI(jio, shared) { // (jio, shared, options)
       }
       param.kwargs = deepClone(param.kwargs);
     } else {
-      param.kwargs = deepClone(type_dict.object.pop());
+      param.kwargs = deepClone(type_dict.object.shift());
     }
     param.solver = {};
     param.options = deepClone(type_dict.object.shift()) || {};