const github.com/gotd/td/tg.ErrUsernamePurchaseAvailable

2 uses

	github.com/gotd/td/tg (current package)
		tl_errors_gen.go#L500: 	ErrUsernamePurchaseAvailable        = "USERNAME_PURCHASE_AVAILABLE"
		tl_errors_gen.go#L2873: 	return tgerr.Is(err, ErrUsernamePurchaseAvailable)