Block top - The block selection and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://bookmarkfriend.com/story20237020/the-2-minute-rule-for-blockchain-explorer-solana-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569