Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHc4NMq6+bVdLDyhFV+9QjPv7u8jO9p9q2BJOZmcIVbiWnhSJtW4q/CuwYX… (844 chars)"
  }
}