Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFwZFAUqCJLSmD7U7Y+kbIWRDqvD/e7cMfggMf9+3yEiF9V8MDddIgJ0bSa… (844 chars)"
  }
}