Put it at the very start of a short greeting edit, before any reply or reaction, so it opens the scene. Follow it with the WhatsApp Message sound to suggest a chat has begun, then add Bom Dia Magnata for a second greeting to the same group.
关于此声音
This is a very short voice clip, lasting about 1.6 seconds, in which a speaker delivers a cheerful greeting to everybody at once. The delivery feels warm, friendly and a little awkward, which makes the hello land as playful rather than formal, and gives it an instant, light-hearted charm for opening a chat or greeting a group.