Block top - The block range and size on the blockchain (in blocks) on creation of the present block Nonce - The transaction selection for that from address (Keep in mind this begins at 0 so a nonce of 100 would basically be the a hundred and first transaction submitted https://bookmark-search.com/story20476493/the-2-minute-rule-for-blockchain-explorer-solana-http-www-stes-tyc-edu-tw-xoops-modules-profile-userinfo-php-uid-3693980