{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the built-in authorization types in a blockchain?","a":"Consortium Blockchain: Consortium blockchains are maintained  by multiple organizations collectively. ↵↵..."}]}],"pr":"5391a6ba92c958365690fc1d44c2ac90b30b3524cccfa3c04d2e39df73fde116"}