Transaction not yet indexed

666RYu5wxZTvrYecKpKZK1B1Up2TAV7umDZUbj8SZ8uNgp5TbGZH2Asc2YCBGxvy52PyvTibWG57j5wGeFKA2wBo

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