Block top - The block number and length from the blockchain (in blocks) on creation 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 a hundred and first transaction submitted https://cheapbookmarking.com/story20732145/explorer-blockchain-tron-an-overview-https-www-lanubedocente-21-edu-ar-profile-fowlerrlwmooney1719-profile