diff --git a/shuffle-tools/1.2.0/api.yaml b/shuffle-tools/1.2.0/api.yaml
index 66704dd8..e032f1ab 100644
--- a/shuffle-tools/1.2.0/api.yaml
+++ b/shuffle-tools/1.2.0/api.yaml
@@ -822,28 +822,28 @@ actions:
         example: "{'key2': 'value2'}"
         schema:
           type: string
-  - name: set_json_key
+  - name: set_json_keys
     description: Adds a JSON key to an existing object
     parameters:
       - name: json_object
         description: The object to edit
         multiline: true
-        example: '{"sender": "me@test.com"}'
+        example: '{"user": {"name": "John", "age": 25, "city": "New York"}}'
         required: true
         schema:
           type: string
-      - name: key 
+      - name: keys
         description: The object to add 
-        multiline: false
-        example: "recipients"
+        multiline: true
+        example: "user.address.city , user.name"
         required: true
         schema:
           type: string
-      - name: value 
-        description: The value to set it to in the JSON object
+      - name: values
+        description: The values to set it to in the JSON object
         multiline: true
         required: true
-        example: "colleague@test.com"
+        example: "value1 , value2"
         schema:
           type: string
   - name: delete_json_keys
diff --git a/shuffle-tools/1.2.0/src/app.py b/shuffle-tools/1.2.0/src/app.py
index 2708309c..0298ab0d 100644
--- a/shuffle-tools/1.2.0/src/app.py
+++ b/shuffle-tools/1.2.0/src/app.py
@@ -302,8 +302,8 @@ def get_length(self, item):
 
         return str(len(item))
 
-    def set_json_key(self, json_object, key, value):
-        self.logger.info(f"OBJ: {json_object}\nKEY: {key}\nVAL: {value}")
+    def set_json_keys(self, json_object, keys, values):
+        self.logger.info(f"OBJ: {json_object}\nKEY: {keys}\nVAL: {values}")
         if isinstance(json_object, str):
             try:
                 json_object = json.loads(json_object)
@@ -328,36 +328,66 @@ def set_json_key(self, json_object, key, value):
         #        "reason": "Item is not valid JSON (2)"
         #    }
 
-        
-        if isinstance(value, str):
-            try:
-                value = json.loads(value)
-            except json.decoder.JSONDecodeError as e:
-                pass
+        # if isinstance(value, str):
+        #     try:
+        #         value = json.loads(value)
+        #     except json.decoder.JSONDecodeError as e:
+        #         pass
 
-        # Handle JSON paths
-        if "." in key:
-            base_object = json.loads(json.dumps(json_object))
-            #base_object.output.recipients.notificationEndpointIds = ... 
+        #  Handle JSON paths
+        # if "." in key:
+        #     base_object = json.loads(json.dumps(json_object))
+        #     base_object.output.recipients.notificationEndpointIds = ... 
 
-            keys = key.split(".")
-            if len(keys) >= 1:
-                first_object = keys[0]
+        #     keys = key.split(".")
+        #     if len(keys) >= 1:
+        #         first_object = keys[0]
 
-            # This is awful :)
-            buildstring = "base_object"
-            for subkey in keys:
-                buildstring += f"[\"{subkey}\"]" 
+        #     This is awful :)
+        #     buildstring = "base_object"
+        #     for subkey in keys:
+        #         buildstring += f"[\"{subkey}\"]" 
 
-            buildstring += f" = {value}"
-            self.logger.info("BUILD: %s" % buildstring)
+        #     buildstring += f" = {value}"
+        #     self.logger.info("BUILD: %s" % buildstring)
 
-            #output = 
-            exec(buildstring)
-            json_object = base_object
-            #json_object[first_object] = base_object
-        else:
-            json_object[key] = value
+        #     output = 
+        #     exec(buildstring)
+        #     json_object = base_object
+        #     json_object[first_object] = base_object
+        # else:
+        #     json_object[key] = value
+
+        # return json_object
+
+        if len(keys) != len(values):
+              return {
+                   "success": False,
+                   "reason": "Lengths of keys and values are different"
+              }
+
+        keys = keys.split(",")
+        values = values.split(",")
+
+        for key, value in zip(keys, values):
+            key = key.strip()
+            value = value.strip()
+
+            key_list = key.split(".")
+            current = json_object
+
+            for subkey in key_list[:-1]:
+                current = current.setdefault(subkey, {})
+
+            last_key = key_list[-1]
+
+            if isinstance(value, str):
+                  try:
+                    value = json.loads(value)
+                  except json.decoder.JSONDecodeError as e:
+                      value = str(value)
+
+            current[last_key] = value
 
         return json_object