Transaction not yet indexed

MemFKkbmuajJP2rhrfWS9QYYqjQJRYFDHkCzKRV9brCvMnumqXy3yMSXppeXbY5P8R1ZTrpDWRNq8x66h3mX7EG

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