Block top - The block range and size with the blockchain (in blocks) on creation of the present block Nonce - The transaction variety for the from address (Keep in mind this starts at 0 so a nonce of one hundred would basically be the one hundred and first transaction https://bookmarkahref.com/story20592719/blockchain-explorer-fundamentals-explained-https-setiathome-berkeley-edu-show-user-php-userid-13199150