Block height - The block amount and size in the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://digibookmarks.com/story20749861/the-blockchain-explorer-usdt-trc20-diaries-https-setiathome-berkeley-edu-show-user-php-userid-13199150