Block top - The block variety and size with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by https://ilovebookmark.com/story20670484/not-known-details-about-blockchain-explorer-usdt-trc20-https-md-farafin-de-0k9kbddstjwuieqthhbjgg