Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the 101st transaction submitted by this https://dirstop.com/story25173098/the-best-side-of-explorer-blockchain-usdt-https-setiathome-berkeley-edu-show-user-php-userid-13199150