Transaction not yet indexed

MUEMCE74erRNK7nU7QfVpczH2xuBEB4t2Bd9kcc6yyMvsgQQ5oL4YUt7RaPLzuQu2eW74MRY5QFR1MnBSVsXouw

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