Transaction not yet indexed

2SLUyPgo3uopsaYhoE7p1dTmRAujSimAKAHjsTnozN8UavcmUtWpXCPyKYYQY3mXjeEspB6ywYhvzkMXBHAjLM15

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