Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwB6mzmAshfp/3B9/nQD3/8JDtM6YB0HQS38/2s2tUHIgkyv3jHl2qM9fj3S… (844 chars)"
  }
}