{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are transactions represented in a blockchain?","a":"In a blockchain, transactions are  represented in a structured data format. Each transaction contains the following key elements:\\n\\n1. Sender and receiver: The two main parties involved in the transaction, usually represented by public keys and addresses. \\n\\n2. Transaction amount: The monetary amount of the transaction, expressed in cryptocurrency units (such as Bitcoin).\\n\\n3. Transaction data: A string that specifically describes the content of the transaction, which can contain additional information, such as transaction notes, etc. \\n\\n4. Signature: The sender uses a private key to sign the transaction data to ensure the integrity and authenticity of the transaction.\\n\\n5."}]}],"pr":"a206f814b363f60fef49a78b49b69a14e34f95a349e2528677fa6d7141e74ad8"}