{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of blockchain technology in building social trust?","a":"Decentralized trust: Blockchain technology uses distributed ledgers,  whose data cannot be tampered with, achieving a decentralized trust mechanism. Under this mechanism, we no longer rely on centralized authoritative institutions to ensure the authenticity and reliability of information, thus reducing trust costs and improving the efficiency of social interactions."}]}],"pr":"eb1092771efa4162f0eb49810dde9a1d4076a3e0fae3c99ee62de9a63af075d1"}