Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://social40.com/story5731215/not-known-details-about-explorer-blockchain-ton-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com