Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwJXhgvz1zBwU9qu5sMh8dw6OBUbGbPWtdpqC4dY85SqPzwWNZwfpKhj04V7… (844 chars)"
  }
}