Transaction not yet indexed

MMu1d9ZNbF4b5wQqF4zSySTyj1T3ykEGdyMvxogFPL7eXyVNd7B19Qah77WKMVhSEr7gPZxCKyvZ3Gm6ceBiFCn

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