* added a way to get latest executed block post POS * added erigon_ExecutedBlockNumber into readme * optional rpc.BlockNumber * better message * updated readme
* added getFinalzed and getSafe block num * added rpc finalized and safe block num * getting nums * returning nil * returning nil * added to helper.go * removed repeated code * added functions into rpchelper * returning err * simplified * using previous latest getter * getting pending block with filter/ * Fix plain state block number * Fix test Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local> Co-authored-by: Alex Sharp <alexsharp@Alexs-MacBook-Pro.local>