Transaction not yet indexed

421BcKWThz4cQEx1HmbAMfHPHX6oS8QZJSsbNGaWUrcnCoufuG5GmPG7Mn6qECVN1cKCAKCDefMrJiZBya4nwtsm

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