Block top - The block number and duration with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmark-vip.com/story20424775/not-known-details-about-blockchain-explorer-ltc-https-www-webwiki-fr-cryptoexplorerhub-com