Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFwbqUN5KvbMLZD/jbyA0XmfrkFOOWZgMx7PxvxAHvbcAtlf3rk1HlxQD8B… (844 chars)"
  }
}