github.com/gotd/td/tg.InputStickerSetThumbLegacyArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_input_file_location_slices_gen.go#L1242: func (s InputStickerSetThumbLegacyArray) Retain(keep func(x InputStickerSetThumbLegacy) bool) InputStickerSetThumbLegacyArray {