Block height - The block variety and duration on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Contract generation https://bookmarkity.com/story20387512/explorer-blockchain-tron-an-overview-https-coveruncle7-werite-net-blockchain-explorers-the-key-to-comprehending-copyright-transactions