Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDtgfTTYryvxcnQZN72CDw5GZpQ6ZrwEZcbvGgsuYvGux+UKInrDv2tsc2X… (1,748 chars)"
  }
}