Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGxS2iFlhXd4mRlB2FzVeQYv61aDOvFvG0ewQ6s5L/WRCwm8TMNUi/E5AqX… (844 chars)"
  }
}