Block top - The block number 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 one hundred and first transaction https://webcastlist.com/story21734375/blockchain-explorer-usdt-trc20-fundamentals-explained-https-hedgedoc-digillab-uni-augsburg-de-mshxmk-praykwj94jou11g