Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this starts off at 0 so a nonce of a hundred would actually be the one hundred and first https://ariabookmarks.com/story6290175/blockchain-explorer-usdt-trc20-fundamentals-explained-https-setiathome-berkeley-edu-show-user-php-userid-13199150