{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the proposal for blockchain upgrading go through a certain procedure?","a":"Community Discussion: First, developers and community members will discuss the upgrading proposal, reaching a consensus on  aspects such as the needs, purposes, and technical solutions of the upgrade."}]}],"pr":"b0088d69ef094f1bbafe253dfc51b6bcae654e833a4174c871b7d30e37b48a7e"}