Block top - The block selection and length 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 one hundred would essentially be the a hundred and first transaction https://guideyoursocial.com/story5348765/a-review-of-blockchain-explorer-usdt-https-doc-adminforge-de-xbqatr5jtxomaazj2qoagg