Put it at the very end of a story sequence, after the rambling explanation has played out, so it acts as the closing line. Open the sequence with Olha a Mensagem to draw attention, then finish with WhatsApp Message Sound after the summary to suggest the chat moving on.
關於此聲音
This is a short Brazilian Portuguese voice clip, lasting just over a second, in which a speaker addresses a group of friends using the phrase that gives the sound its name. It feels blunt and funny, like a shortcut that cuts through a long story to deliver the point at once. The tone is casual and confident, as if a friend is stepping in to wrap things up.