Anyone using messagebird / bird for SMS OTP auth?

I am really losing my mind here. Keep getting

Error sending confirmation sms: Request not allowed (incorrect access_key)

Error sending confirmation sms: Request not allowed (incorrect access_key)

even though the same access_key is working with a cURL. If you can help me I would appreciate it so much

Anyone using messagebird / bird for SMS OTP auth? - Supabase