Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAGu2w4z5mZNBfyn27ktKSCVsRV4aY8lvyVd0C0/jKdtz2yPuTuNieq7DQ2… (1,748 chars)"
  }
}