{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to query already minted NFTs in a blockchain?","a":"Choose a mainstream NFT platform, such as OpenSea or Rarible. These platforms usually allow users to create,  trade, and query NFTs on the blockchain."}]}],"pr":"e85c6d4e5138654772c48139106f933ab20780603ab1ed3c50e47e137538c5e9"}