{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does PSBT in blockchain support the security of multi-party transactions?","a":"Data immutability: The blockchain adopts distributed ledger technology, and once transaction data is recorded in a block, it is difficult to tamper  with. This ensures the authenticity and credibility of transaction data, thereby ensuring the security of multi-party transactions."}]}],"pr":"e44a917df2ad0ecd0362c4647557491154bb0712dc42875c7b5f444f5cfd5e0e"}