Transaction not yet indexed

MPk6A5AgpCVb3aFr5G5qTin1Y44pWbfiGCnwkaWSsxgQB8VdrFepdFvXyHBdfM21aEfK4EPZKB3nWyX86dZJUZJ

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