Transaction not yet indexed

421jmwbDbbQQEcQDjTL5LuGhCndgzQ7adCtQVA4eJfA3LHCYyr8thpXMo3eDb8UmEPmkPs92w4FCrcz1DAdAY94G

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