Block top - The block number and length in 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://bookmark-vip.com/story20620611/top-guidelines-of-eth-blockchain-explorer-https-www-webwiki-co-uk-cryptoexplorerhub-com