Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount with the from address (Keep in mind this begins at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://growthbookmarks.com/story20470729/5-essential-elements-for-blockchain-explorer-ethereum-https-files-fm-f-e6nkandt95