Transaction not yet indexed

668QBQRA4rLhKLZvjjiBUc8WcYejpYabFGtbeEtAVjTdrUm4yJmzxN183CbxyaQ5k7dPpupW6pQWDos5tQ7MLcT8

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