{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, what commands does a user need to understand in order to execute the proposal operation?","a":"Submit proposal:  Users need to understand how to submit the signed proposal to the blockchain network, so that other nodes can verify and reach consensus on it."}]}],"pr":"d06af9dbe9e71b49d470fa96afbed641ddfa817876bfa24783719840b8f57d58"}