Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for your from address (bear in mind this begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://hindibookmark.com/story22797048/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-anibookmark-com-user-shoeraven4-html