Block top - The block number and length on the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://top10bookmark.com/story20550430/5-simple-techniques-for-explorer-blockchain-tron-https-vuf-minagricultura-gov-co-lists-informacin-20servicios-20web-dispform-aspx-id-11784754