Transaction not yet indexed

SRtsD951kRDNnHAEJuTaBrk8ezDFsy6Ka4hDJFsK2b1jYDLwPNjfGWJFE5tsAE42s28nE6S7gKwiJSxhLzrPLsk

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