{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to large file slicing storage?","a":"Sharding:  First, the large file is divided into multiple small chunks, which are called data slices. Each slice has independent significance and can be stored and transmitted independently."}]}],"pr":"a1a3671177b22c207e65fe3bbc782c2ea65a5812fd2acb6e1adf672204e29def"}