Transaction not yet indexed

MkZX144cKBK4XPBDCCNccu3xQ2hYUeQAy9uQ189eY8jv3N48eRdfq5JKNAruAJbeQrxjSdEfCYodqBhwpN1FWNa

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