Transaction not yet indexed

Mb1nm6KCMDcwmQJGn7oHX6MEfSuyTEwJLn6TBryxk5KrRrCdFvaFYLh7NbCH2V6nErPewzEnm9FrmnAhQ4XFmUJ

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