{"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":"01da1575195ef4fbc635c6c6ba61ad53b7b9c9c1f2249699542dba2e07ff2b6a"}