Transaction not yet indexed

NmTkQ4VffZ77Sjqjhv1C4rW78FvfQ1T6PyEvExjdMKXrDVGJXug8oeyqJ8mojXsuqanqPyVNeosBQnjEph2BBHZ

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