Block top - The block number and length of the blockchain (in blocks) on generation 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 basically be the one hundred and first transaction submitted https://bookmarkoffire.com/story20221589/blockchain-explorer-usdt-trc20-fundamentals-explained-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com