Transaction not yet indexed

UsCM6eFoMDnxBfZNDWAufbZmx6PMY7zdkvo1F8NwgPsELTwLEgEnNDb8ZGsXtgTmTRC5YkkTbaBWoPNsMBbZPt2

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