Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGhvM3jkYbpdCwJ9MxBm/Q4LGbj7T5xc8jcH7i9k2RSvDcOpXhB5V5lbD67… (844 chars)"
  }
}