Transaction not yet indexed

k66pyh9C7YnBhVh9s3XtrngYpsebZX2YNRQGxtYb8Gv6dUii8V2rr8nbFUoCxkytxfCsh2bq7vp1xnDV3U5bZoo

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