Transaction not yet indexed

21M7K1dUMzByoMgFZG9r1ayppmAsQKMkdwAwMnzavLx3mHYmDLEaAYFPhaP3gQ9uRaRHHTFyyKmADYAcZaLcWRX1

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