Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGgW9bDjevJoXG4JxS9LkGq2ATS0n/5gq4bdcAzR1yKMFpJYuoWovGPYgFu… (844 chars)"
  }
}