Transaction not yet indexed

668CwvNDEk51qXf6Ha8kdaWA8C3g7ZkodBiCTM62pjwjHtGbozo2565dkHJSFPYc16w4hPSywwFZzYUgDN1eXqmM

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