{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are validator leaders selected in a blockchain?","a":"Nomination: All participants holding tokens (such as ETH) can nominate themselves to become validator leaders. The nomination phase usually lasts for a period of time to  ensure enough candidates participate in the competition."}]}],"pr":"f12c14001969debb5de6e72b9b8763fdcdbbc6e4f89d29182544332a3caa54bf"}