Transaction not yet indexed

668kVvhxD7rQRkqtHcEhYfmMmYvQthdZPfyN4aonBiWd1AcNUKpMs8KqYppFHA19MR5JZ28krt3WbVGqiaaJhg9K

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