Transaction not yet indexed

MNpEUU8YpqUE2RUEFAQVbVM8HbweNUbRnHPPEDEyXPoiytDSbRmC8kaZNxVBekFUNKAEXxjANu2kGt8re9m6GCe

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