Transaction not yet indexed

668qEcHvu9mU6ES7XkH14vNq9U2cJisXj4ENbCFzWT2vwjNeXLffk4Y2tsRss85tT5BQBMyxsWK4xMzf6wh9PHDg

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