Block height - The block amount and size on the blockchain (in blocks) on creation of the present block Nonce - The transaction number to the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://iowa-bookmarks.com/story16228897/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-demilked-com-author-brokerwhorl5