Transaction not yet indexed

SmkxMSSFSLzzAQiafAedoJk7fJBprCxCPdbnU2miRB6oZ4kE8tTQF8vTZ2fu5gjQe1VB7buGsKnjdh6Umu8dP99

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