Block top - The block range and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for your from address (bear in mind this begins at 0 so a nonce of one hundred would basically be the a hundred and first transaction https://minibookmarks.com/story20565423/a-review-of-blockchain-explorer-usdt-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain