Transaction not yet indexed

Nmx77NPSWPHL5sKg8TWtcd9LRw3hMTC9tPk3QGvPrs5TB6mdQ2z2zcBjtxd7bFx98AcT4uexsMSpBXQL9s8AAAT

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