Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHKoda9e7zM4VEuRhFXB5yl7cT/L2cUH8pjNQoPNC4BySBHy4HoNLFwDO6w… (844 chars)"
  }
}