Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFc3GMFiB/GqMbM8WTdkMj+Kq3wCEkEkSzW7fTJ5vrzE01gDW++n20pP/aq… (844 chars)"
  }
}