Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://nanobookmarking.com/story20504272/5-simple-techniques-for-explorer-blockchain-tron-https-md-farafin-de-0k9kbddstjwuieqthhbjgg