Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCrPyrMlBtAeBVnlB8bNm9M+/stCQUtIIIGDjNGGniGCTa+tzVeW2Zfa8Z7… (1,748 chars)"
  }
}