Block top - The block range and length in the blockchain (in blocks) on development of the present block Nonce - The transaction amount for the from address (bear in mind this commences at 0 so a nonce of 100 would actually be the one hundred and first transaction submitted https://minibookmarks.com/story20660587/getting-my-blockchain-explorer-ethereum-to-work-https-blogfreely-net-pathfrog8-blockchain-trackers-a-gateway-to-comprehending-copyright-transactions