Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFRW6ehtZPPWw4CxbBDpgl+CwlkbFxQhgwhXTZ1qvN2A3bn4AJ2cNiIy+c1… (844 chars)"
  }
}