Transaction not yet indexed

Dk88xt6nHMXEug5yxRGua3RMb9qAGc3St5Me474nyC4PXhZgXxHqVFvAJPwG2kErL7WD6fUMX8GjbfkbUwwRmn7

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