Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmark-vip.com/story20893321/not-known-details-about-blockchain-explorer-usdt-trc20-https-notes-io-ww2s8