parse json in settings

src/settings/reducers/setting.js

@@ -1,15 +1,17 @@
 import actions from 'settings/actions';
 
 const defaultState = {
-  settings: {}
+  json: '',
+  value: {}
 };
 
 export default function reducer(state = defaultState, action = {}) {
   switch (action.type) {
   case actions.SETTING_SET_SETTINGS:
-    return Object.assign({}, state, {
-      settings: action.settings,
-    });
+    return {
+      json: action.json,
+      value: action.value,
+    };
   default:
     return state;
   }