Transaction not yet indexed

668BvjVM9iWd1ZV8jZcb5Uai7vmPxWjamZqEs7vaRuy3MbKQiU9p8sXi7M8HL69vMrF6qXPoHdFQLwPfUpEBZXkH

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