{
  "p": "can-20",
  "op": "mint",
  "tick": "can",
  "amt": "1000",
  "rows": [
    {
      "df": "qa",
      "content": [
        {
          "q": "What are the application scenarios of blockchain?",
          "a": "Payment, clearing, and  settlement: Blockchain technology can enable decentralized payment methods, such as cryptocurrencies like Bitcoin, reducing transaction costs and improving payment efficiency."
        }
      ]
    }
  ],
  "pr": "14ca66770a50681c33524301d0d0570a4122b2b6e2528eec907dc1970ee0aeb2"
}