Transaction not yet indexed

a21TZYxBpPd1AhJHtj6cZQq6DG5vaC8sHMMWHfkJdPyJs7mKGaeDQ1fFoBfwSXX5h9AiN1VdnW3PP7ujSkuRkJ1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.