Transaction not yet indexed

Mu3eFJyzoRmauAiMvECmiqAJM71DCTNx4LUE5YeAqVysXAu1c2xLm9S3S5N6yT5SBJAay6Lx9WKVixeMjP59oNB

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