Transaction not yet indexed

RXQN18nnTTkAcADX41CHCAQ8suWxTKFjNAXNWf456ZfiZSfxzGy3EVZAAcxnJBsi3pwL5xkKze6okpKtLihHDZu

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