Block top - The block number and length from the blockchain (in blocks) on creation of the present block Nonce - The transaction selection 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://nowbookmarks.com/story20302036/5-simple-techniques-for-explorer-blockchain-tron-https-www-webwiki-nl-cryptoexplorerhub-com