Transaction not yet indexed

MU6aTnyScdEw2xH9JHXb78wobLDnPt6St2G66KNbPB4hcAfAVQ8aSTridNF3YjtNhZw5TqMWH7wVWVcCt9uPNYS

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