{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can NFT data storage costs be reduced in a blockchain through compression algorithms?","a":"Adopting a hierarchical storage strategy: Divide NFT data into multiple levels, storing infrequently accessed or redundant data at lower levels and frequently used or critical data at higher levels. This ensures data access efficiency while reducing storage costs."}]}],"pr":"4159f52be74b90c9199cf48053bc9a28e9333f0c4d0d26ddb6f837fbf55d9159"}