Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCttCngzDM1IhHQJ/1Uv+FRrGU1Dnwq4I5S32dTf5/HqzzF6i977Irp//Q3… (1,748 chars)"
  }
}