Transaction not yet indexed

RmkDKUm8i1FkF857vA4Wex5RymWaknKPyQUGFpy3XXS8r6x2mxTjKRVckcGhJSqFdF4Zn5NfwbhBhwiYEPWDw22

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