Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEOlsNuAwJFV3W13Z2hbq8p/P4REvHNF8eBg03Xl3qyHTktNsEz7pIvF3Cj… (844 chars)"
  }
}