Transaction not yet indexed

5z19NJAm4stJVTDdrG7sDZXeoP3KA3FH2EtBksRPUrByyHt1dYPHUDpYCvgvbDHjEKLzRr4qdMoAKCDMBmnJu4Uq

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