{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of multi-signature schemes in the blockchain domain?","a":"Reduced dependence on single private keys: In multi-signature schemes,  the validity of transactions depends on the collaboration of multiple private keys rather than a single private key. This reduces the system's dependence on single private keys and improves the overall stability of the system."}]}],"pr":"8261d3c1155012de4867fde717b06b62f454917399c49f1bfcf0f4ed2b8d56cf"}