Transaction not yet indexed

6721iyShyYfR1U5vCbBr4JtmzLzeTBiyTK37dhtgEAwyrhGU2hpTswFXiR6oinkh4s3saSPYmoLWFNbetzzG8kRX

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