Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHzJ+gXMgh2U+B7oKq9BnPFPrc9+DvS5gXiWri2bVk+CwblcYyFLqDZPeT6… (844 chars)"
  }
}