Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCXK2/9o4fF9pn4YSNg2msqE1hHzZwjnsuaUW7WFa+XumlWoCoF54HmN0lD… (844 chars)"
  }
}