Transaction not yet indexed

XUSm51gRRgipAtUPTrh6t4pDxVPCVZPLELWy6fRXS7gR89ybkshmbcy2mPmckrTVVwrwtAwWfgXwcP3eEoAQcLi

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