Transaction not yet indexed

ku6mpTNBh7X2HeYJoDcoeiNgtiGwnYpA17iqUuURZryuJxjtkDnCc3P7BFqxHSR2e5M5JkvNy6p2KEcGrbYUk4Z

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