Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for the from address (bear in mind this starts at 0 so a nonce of a hundred would essentially be the one hundred and first transaction https://thebookpage.com/story5651861/not-known-details-about-blockchain-explorer-usdt-trc20-https-setiathome-berkeley-edu-show-user-php-userid-13199150