Work on event device model and related.

app/models/event_device_models.py

@@ -101,8 +101,8 @@ class Event_Device_Base(BaseModel):
     # This is only for convenience. Probably going to keep unless it causes a problem.
 
     # Including JSON data
-    # other_json: Optional[Json]
-    # meta_json: Optional[Json]
+    other_json: Optional[Union[str,Json]]
+    meta_json: Optional[Union[str,Json]]
 
     # Including other related objects
     event_cfg: Optional[Event_Cfg_Base]

app/models/event_location_models.py

@@ -1,4 +1,3 @@
-from __future__ import annotations
 import datetime, hashlib, logging, os, pytz, redis, secrets
 
 from typing import Dict, List, Optional, Set, Union

app/models/event_models.py

@@ -1,4 +1,3 @@
-from __future__ import annotations
 import datetime, hashlib, logging, os, pytz, redis, secrets
 
 from typing import Dict, List, Optional, Set, Union

app/models/event_presenter_models.py

@@ -1,4 +1,3 @@
-from __future__ import annotations
 import datetime, hashlib, logging, os, pytz, redis, secrets
 
 from typing import Dict, List, Optional, Set, Union