What is camera icon in NGL app?

so here's ngl and in njl apps there is this camera icon um so you can just tap on that what basically what does it mean um so basically it's uh like it means that you can select some photo from your camera roll and then you can add this photo as a background for your ngl reply and then you can just post this reply in your story to your friends so that's basically how it works yeah hope that is helpful