Transaction not yet indexed

MyKH3wDdQsEvtWuUUTFSuXrbo5KfaT5swACae2BnQ6kSfiddhLM5ebdRBFtSVRnbpCbKJpf4EKMuL7yRfM2ytgq

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