Block top - The block range and duration on the blockchain (in blocks) on generation of the current block Nonce - The transaction number to the from address (Remember this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction submitted by https://www.saludcapital.gov.co/sitios/VigilanciaSaludPublica/Lists/Contactenos/DispForm.aspx?ID=2972663