Block top - The block amount and duration in the blockchain (in blocks) on generation of the current block Nonce - The transaction number for that from address (bear in mind this begins at 0 so a nonce of a hundred would really be the one hundred and first transaction https://bookmarkwuzz.com/story20537675/not-known-details-about-blockchain-explorer-usdt-trc20-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com