Block top - The block number and length from the blockchain (in blocks) on development of the present block Nonce - The transaction range 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://bookmarksoflife.com/story6109871/blockchain-explorer-fundamentals-explained-https-www-saludcapital-gov-co-sitios-vigilanciasaludpublica-lists-contactenos-dispform-aspx-id-2972663