Block top - The block quantity and size on the blockchain (in blocks) on generation of the current block Nonce - The transaction amount for that from address (Remember this starts at 0 so a nonce of one hundred would in fact be the 101st transaction submitted by this account) https://webookmarks.com/story6136423/what-does-eth-blockchain-explorer-mean-https-mlx-su-paste-view-d02eef60