Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Deal generation https://socialbaskets.com/story6310309/everything-about-blockchain-explorer-https-numberfields-asu-edu-numberfields-show-user-php-userid-6240092