{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the inherent limitations of programming on a blockchain?","a":"Storage Capacity: Blockchain ledgers need to store a large amount of data, including transaction records, block headers, etc., which can cause storage  space constraints and higher storage costs."}]}],"pr":"68ee1077a5952c5f440596bcc91f012af6d643b143f8e99256783e2c9d696ccb"}