Hello, I need help, I have been trying to connect a new whatsapp as required to automatize the business. I bought a U.S. number from ManyChat and it won’t work still. 

This is the message I get

This account does not have permit to add new phone numbers.

Esta cuenta de WhatsApp Business no tiene permiso para agregar números de teléfono

Anyone has any useful information on this? I cannot contact manychat, so I got here