Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGjj4FGTDp8HhyhTQa827vw1hJ7aZIF7vStq2gSeUdN3g3GfzQBJ4KToyXF… (1,748 chars)"
  }
}