Transaction not yet indexed

TMu9iajFrDXbQP9gHJPmHeMChJoY28U2i87LEDWgHtERBmYN7TpUL43xKqaGZLwvUDQTuxMRbMTQpEP8j2p2PKd

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