Block top - The block selection and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction variety for that from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Not simply https://mirrorbookmarks.com/story20228710/explorer-blockchain-tron-an-overview-https-www-holycrossconvent-edu-na-profile-rosenberghbnborg32409-profile