Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGwEVzLffCVsQ0i0hCP/uJbVvpdS5ijzhkUfAY2Ccj6Yh4iW4LBhw5a73BQ… (844 chars)"
  }
}