Block top - The block selection and duration of 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 101st transaction submitted by this https://infopagex.com/story5632611/what-does-blockchain-explorer-usdt-mean-https-writeablog-net-storeformat0-blockchain-in-the-microscope-exploring-the-unsung-resources