Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGplszzUp0cGD0AkAXS6m5e6TRHz8Rae7H9zpTr0Ctx8GXu3ASF3P5bv4fy… (1,748 chars)"
  }
}