Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHE4clCpVBBcQ18Ud/Q3z9ZV/zO1eGn0YqLA3SZwyUr7hhOYJpiKsj9cNa2… (844 chars)"
  }
}