Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEZHGwiFi1N+D4gMW+mnQU60FvxUjRHGIQjSTTzbCCAxAH/RKEBX1Qdxn4X… (844 chars)"
  }
}