Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGjzHzFXfwM6scS9bfHh8bT7EmxAXX5D6+aYDFMHJyJAnQi/YIscFgSQWSe… (844 chars)"
  }
}