We have developed an application to send notification through WhatsApp using MessageBird integration.
In Facebook - WhatsApp Management painel our account is in "Sandbox mode" which means that we can only send up to 10 messages/day to only 2 numbers. Detail: our company is already verified and the account status is approved.
Is there anything we are missing? Any help?
There are two prerequisites for your phone number to be promoted from the "sandbox mode":
In case you need help verifying your business and/or approving your WhatsApp Business Account, please reach out to MessageBird support. If both of these are in order and your phone number is still in sandboxed mode, this is also something they should be able to help you with.