Transaction not yet indexed

Nk4KvxTQuQgZCjDPKnHu7td4en7C9Tio7kBYBVYKebXq37M3pBmqMSSAwc8jdcMzmXdn59R1HEMLSDBsJ5Yx6ER

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