Block top - The block number and length from 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 a hundred and first transaction https://bookmarktune.com/story20569867/top-guidelines-of-explorer-blockchain-solana-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086