Block top - The block number and length of your blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://mixbookmark.com/story5987751/5-tips-about-blockchain-explorer-you-can-use-today-https-skitterphoto-com-photographers-1387379-jimenez-deleuran