Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction range for that from address (Remember this starts off at 0 so a nonce of a hundred would essentially be the a hundred and first transaction submitted https://pr7bookmark.com/story20546117/top-guidelines-of-eth-blockchain-explorer-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979