Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFdf6TWBLXG1VQZsXAHD7Xmxn/MbTquNW4P8GOSHR1kgELlUhkjQ20AXmUh… (844 chars)"
  }
}