Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCVcTW2fAwZx3Ry+5Qvvt9zmVoG9qhvjB9hmYW6h+vJN3pSfC3rwcsN59UC… (1,748 chars)"
  }
}