Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCNXwQuspe8RY+aIKMNm5DFcDkmL6Axev5f7CoKdRqXNC4oM+QWjPsLCzox… (1,748 chars)"
  }
}