Transaction not yet indexed

543DRuHcL49PH7AM4vbVw2DfAL58KENNJkFKTSuRgQf7wnpmWp5tnzE3aLe5vCPzJp377E512TX521ZFmYjj34Cp

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