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://admiralbookmarks.com/story20496746/blockchain-explorer-usdt-trc20-fundamentals-explained-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086