{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the security and reliability of the entire transaction process?","a":"Immutable data: Blockchain uses encryption algorithms to ensure that each block contains the hash value of the previous block. This creates a chain of blocks, making it difficult to modify the data in any single block without altering the entire chain. This feature ensures that once data is recorded on the blockchain, it  cannot be altered or deleted."}]}],"pr":"72c31d879c2542f4ba3e1897723772e391e308c127ec3474f03f66ab1b22b898"}