Block height - The block quantity and size on the blockchain (in blocks) on creation of the current block Nonce - The transaction selection for your 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://bookmarkport.com/story23156319/the-blockchain-explorer-usdt-trc20-diaries-https-www-demilked-com-author-brokerwhorl5