{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does PSBT help facilitate multi-party transactions and offline signatures in blockchain?","a":"Transaction Preparation Phase: Trader A wants to transfer a certain amount of Bitcoin to Trader B. At this point, Trader A needs to create a PSBT containing the  transfer information from Trader A to Trader B."}]}],"pr":"655c5773f5cd77d3214d90d5a9deae97ae06cd68dc58ce4a14d73b2f19d5fe5f"}