Transaction not yet indexed

668FZLvmX6EvRV83rinAbMxLC6CNi7eJBbPZd2G6MAW9DfJywsHoLhBGyshVc5K6qSJpqZrQCwSouG88TvKXPFhh

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