Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of a hundred would basically be the one hundred and first transaction https://wavesocialmedia.com/story5866753/explorer-blockchain-base-an-overview-https-www-blurb-com-user-optionname7