Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDO4wfT7f/KiXozI7cfZAWUWtgjmhXa/G8Ovh52VFZ5hFhCrHlrSG9TIG5W… (844 chars)"
  }
}