Block top - The block selection and duration from the blockchain (in blocks) on creation of the present block Nonce - The transaction selection with the 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://checkbookmarks.com/story6069223/5-simple-techniques-for-explorer-blockchain-tron-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com