Transaction not yet indexed

21b4MYXGpJ3mTuUxT3WnSWZqPSN1gcX1yHbCKtd6F92yksoGAaJRspcUsCJ8J5MBUUnEgDSdY5WeNqXBYSjDtCpS

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