Block top - The block variety and duration on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (bear in mind this starts off at 0 so a nonce of 100 would actually be the a hundred and first transaction https://scrapbookmarket.com/story20457594/top-guidelines-of-eth-blockchain-explorer-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086