{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"When creating a compressed NFT collection tree, which addresses need to be generated?","a":"Root node address: The starting address of the compressed NFT collection tree, used to store the metadata of the entire collection.\n2. Child node address: Used to store the metadata of each NFT, as well as the relationship with the parent node.\n3. Leaf node address: Used to store the  actual NFT asset address and the associated relationship with the child node.\n\nThese addresses help build a hierarchical structure to record and track the composition and relationships of the NFT collection on the blockchain. Compressed NFT collection trees can improve storage efficiency."}]}],"pr":"1eb994e570a1fa291f91a80080a7a53621b73b73414d60a1cde517e3a44af3b5"}