Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for your from address (Keep in mind this begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://bookmarkspring.com/story15955479/blockchain-explorer-usdt-trc20-fundamentals-explained-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain