Mensagem enviada com sucesso!
Array
(
    [messaging_product] => whatsapp
    [contacts] => Array
        (
            [0] => Array
                (
                    [input] => 5515997626858
                    [wa_id] => 5515997626858
                )

        )

    [messages] => Array
        (
            [0] => Array
                (
                    [id] => wamid.HBgNNTUxNTk5NzYyNjg1OBUCABEYEkM5NEZBRUQ4NEY4MDM5ODAxOAA=
                    [message_status] => accepted
                )

        )

)