Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBwpJ+cyU7RV4MbX9j1CRK7kQBgD4H/Eaix7YBFNEB3l0CXuWcWCE5RSLW0… (844 chars)"
  }
}