Transaction not yet indexed

668wA13HPCGuVX4ANd3kfdgmXkWYSdX5doWBBnefZX8eo7NnhgHHXB9wYXUt51u8FDDZBTRJSuz3HXNjohrdqe2y

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