Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://bookmarklethq.com/story20205941/blockchain-explorer-usdt-trc20-fundamentals-explained-https-setiathome-berkeley-edu-show-user-php-userid-13199150