{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do I add new test cases to a blockchain program?","a":"Choose blockchain nodes for testing: According to the test scenarios, select  appropriate blockchain nodes for testing. This may include main nodes, subnodes, consortium chain nodes, etc."}]}],"pr":"85157a1f41ddd44cad8347f6597b40a147bc50503b0c094b4345b2cebcf5f4ed"}