I made a custom deepgram transcriber, deployed it in render.com and updated the assistant url but now it gives me this error. curl -X PATCH https://api.vapi.ai/assistant/the_assistant_id \ -H "Authorization: Bearer the_key" \ -H "Content-Type: application/json" \ -d '{ "transcriber": { "provider": "custom-transcriber", "server": { "url": "wss://project_name.onrender.com/api/custom-transcriber", "timeoutSeconds": 5 } } }' https://cdn.discordapp.com/attachments/1211484481848873020/1346194049958285312/Screenshot_2025-03-03_at_11.52.07_PM.png?ex=67c74c68&is=67c5fae8&hm=d74bcd3937fc9a7f5e8ce89e8a970db981466d95458b993049793621c52ffd5e&