Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmarkingdelta.com/story20184665/explorer-blockchain-tron-an-overview-https-www-blurb-com-user-optionname7