Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for that from address (Remember this starts at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted by https://altbookmark.com/story22466421/explorer-blockchain-tron-an-overview-https-md-swk-web-com-onnbpblstmy8giqdrhnkga