Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEM/60LyTkTzDrVqVDC3ZyKNHBh0cCIJbq5qBgwrHxArig/TUnTlxhB+9ZY… (844 chars)"
  }
}