{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are blocks verified and added to the chain in a blockchain?","a":"Block creation: A  new block is generated whenever a value exchange activity occurs. The new block will contain the corresponding transaction information, as well as a hash value pointing to the previous block."}]}],"pr":"7c7971aae19183bba62a52a80b54bbfa7ae509df4c067a1b03f8933510c8cac8"}