Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCcQ4sFnrnkJdnyS5aRt3UZbRh5rJJl52llbHH+sZ0n+2RkoKQUWd6f8n9W… (844 chars)"
  }
}