Transaction not yet indexed

mpRRrTpKoAeFRmgRu7hZnEyKmZ9nGnF3DLkZVUTcivehYEF4A1tRaWEyq3dr2Z1EsmphHHVfQR9WBGjGemgRTkj

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