Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEWNp/jGJbQg9cs/reE5RuW1yv8crJgSAsgHAW0e/LXlkuMQo0f/zBkbNSj… (844 chars)"
  }
}