Block top - The block number and length on the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://cyberbookmarking.com/story20595021/getting-my-blockchain-explorer-ethereum-to-work-https-setiathome-berkeley-edu-show-user-php-userid-13199150