Block top - The block number 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 one hundred would in fact be the a hundred and first https://letsbookmarkit.com/story20376195/what-does-blockchain-explorer-usdt-mean-https-500px-com-p-barrkijrooney