Transaction not yet indexed

ME1XvFfTgq5ccacy4wQh4vt5d6paVZauCF5FPZ9Z8XYgmpARGXoPCiztp4xGY1iJciMkaHLi2pzpJKQU4GtZS8S

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