Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGKQoDQqP7bNqY0dNqxCeK5pkwSGCjcDM9bho4TFM8kTCf5MPZc1kfoHs6M… (844 chars)"
  }
}