Block top - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number to the from address (Keep in mind this starts off at 0 so a nonce of 100 would actually be the 101st transaction submitted by this https://wavesocialmedia.com/story6186064/everything-about-blockchain-explorer-https-www-webwiki-de-cryptoexplorerhub-com