Transaction not yet indexed

421SR2xDw6GM3yFytSR2TQa2FFacvKMZxwFvvJHRSaFuRoePwSa1jDbrawCQda1329MQGt42YC3rJbnTnMYY7Am5

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