Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQK1N5qV5uQp3hffwN+UA4OrC2+4XJSXR8WcMQe/ldLSRUAAAAXdB2RRBVkl… (1,748 chars)"
  }
}