2 comments.

  1. Alan

    See below.

    Getting Opt-in - WhatsApp Business API https://developers.facebook.com/docs/whatsapp/guides/opt-in/

    1. Pablo

      I've read the page already, but I still don't know how to let facebook know that I got consent from tje customer. How does Facebook check that? Do I need to store the opt-in in a separate database?

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