async Task Invite(ButtonRow arg) { if (await ConfirmAsync("InvitationConfirm")) { IsBusy = true; var result = (await _node.SendFriendInvitation(_friendAccountId)).Result; IsBusy = false; if (result.TransactionResult == TransactionResultTypes.Ok) { RemoveHeaderSection("Invitation"); await MessageAsync("InvitationSuccess"); } else { await ErrorTextAsync(result.GetErrorMessage()); } } }