Transaction not yet indexed

PGzTk6e522sxHQzTS4p9DrxKAWi2HyTTRCDPvbZB5XYmN7SJo9TfHkTBSVBLW4QuGRzLjUQE2ZyV1UDbF2udsE9

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