Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBzLPSiYHa4WQkxVhzkOVGwGsSjVZArPy1/vN5F4adyBG+VT3E1xpAYHy16… (1,748 chars)"
  }
}