Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for that from address (Keep in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmarkity.com/story20313777/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-www-dermandar-com-user-quietquiet9