Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAz8pJH6D8KvIZjg26rUjfeNDcvRPjbRx/0IZPJv8dyRS4pj5aKOmHGx9ph… (844 chars)"
  }
}