private void CreateTransBtn_Click(object sender, EventArgs e)
{
Transaction transaction = new Transaction(pubKeyTBox.Text, privKeyTBox.Text, recieverKeyTBox.Text, Convert.ToSingle(amountTBox.Text), Convert.ToSingle(feeTBox.Text));
blockchain.add2TPool(transaction);
outputToRichTextBox1(transaction.ReturnString());
}