Transaction not yet indexed

668DvJmatSC7gPyspXeqDkv1SL3ugFNNAqHrTof749wCvbGovycq7EJ5FU1RUzzaGXdwjUyTSnbmKcif9EhC517c

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