Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGFnMkvwAg4VtmAMfxK4ikYp7t1Eys1FOsR2KHrZYnQy0lE7yPm6bQvxolG… (844 chars)"
  }
}