Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://socialwoot.com/story22281249/explorer-blockchain-tron-an-overview-https-www-anibookmark-com-user-shoeraven4-html