Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDIaNBkqVtYY/ZhpBmxqrojvqixFsj5X6KruFNjBDcYR1z8JqsAKhcAhOSp… (844 chars)"
  }
}