Block top - The block quantity and duration of the blockchain (in blocks) on development of the current block Nonce - The transaction range for the from address (bear in mind this commences at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmarkpath.com/story20568951/the-ultimate-guide-to-eth-blockchain-explorer-https-www-hulkshare-com-circledrop4