Block top - The block quantity and size with the blockchain (in blocks) on generation of the current block Nonce - The transaction amount for that from address (Remember this starts off at 0 so a nonce of one hundred would really be the 101st transaction submitted by this account) https://socialfactories.com/story6128094/blockchain-explorer-fundamentals-explained-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569