Block top - The block quantity and size with the blockchain (in blocks) on generation of the current block Nonce - The transaction amount to the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://nowbookmarks.com/story20579012/everything-about-blockchain-explorer-https-www-woorips-vic-edu-au-profile-jessenisrgibbons96537-profile