Transaction not yet indexed

MrkHQ7L4exQESyFGcbxTLKFZdPgztKSECc9Ap7yhB9LHmQgkE6M5kYLDLkk2zWB9W2VT1ZTuPSFrJ2tr6hUVHE8

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