Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHqDik2b3ZwTGRDz2QA74vrlTDtP5CFp91Q8PiUZk6G8w11WzuDtF1m3JTo… (1,748 chars)"
  }
}