fix(userbot): encode absent pyrogram raw payloads as empty json

backend/src/userbot/handlers/presence.py

@@ -4,6 +4,7 @@ from pyrogram.types import User
 
 from userbot import PyroClient
 from userbot.modules.presence import repository
+from userbot.modules.raw_json import raw_json
 from utils.events import notify_bg_event
 
 
@@ -20,7 +21,7 @@ async def on_user_status(client: PyroClient, user: User) -> None:
         user.status.name.lower(),
         user.last_online_date,
         user.next_offline_date,
-        str(user.raw),
+        raw_json(user.raw),
     )
     await ctx.watches.on_status(user.id, is_online=user.status.name.lower() == "online")
     await notify_bg_event(ctx.pool, "presence", ctx.account_id, chat_id=user.id)