Block top - The block number and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by https://nowbookmarks.com/story20343512/blockchain-explorer-usdt-trc20-fundamentals-explained-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain