{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are new features introduced and implemented in blockchain?","a":"The added functions in the blockchain are introduced and implemented  through continuous iteration and updating. Taking the MATRIX blockchain network as an example, the newly added function of"}]}],"pr":"75370466216eadf4c3e2bbd2d0348ebdf28c527d915b88191b33ac08f70ba16e"}