Block top - The block amount and duration in the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for your from address (Keep in mind this starts at 0 so a nonce of 100 would basically be the a hundred and first transaction submitted https://bookmarkpath.com/story20500678/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-setiathome-berkeley-edu-show-user-php-userid-13199150