Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHOlQWaai/NKP8bfeLXcfKZSdvhcI42nJcOOcBhKxQCVBimtgW2/4DYvyDP… (844 chars)"
  }
}