Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAaNpjLkkq1IWlqWEPyF00mfJJcZTT/kFj2CBv2qffbWBo5mG2BHe1tWs3k… (844 chars)"
  }
}