Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF/H76sw7k9ptX4G9IQJvstlb95HBIXXn2r1hhG/AG4Wm/zEJQANZF+I4iF… (1,748 chars)"
  }
}