Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/jBq+LYtTV3BFOVO3hV+T6NmINGkA2Jrnt7mABEUKOXLi6qW6v4vOdXBS… (1,748 chars)"
  }
}