Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwESbwIFj3R3kUy1qo4B2/gTWxvVHaG9fTYbhewpl8tz8Ad4EMaHMn8y0dSM… (844 chars)"
  }
}