Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCcPunnx+sKRbjQ4JmYxj3o6t/xHCmHDxBjbpyWh6MSwEjdOSWFUsSKkwsM… (844 chars)"
  }
}