Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBrp3EWrEDB4R0mDL34lDCaf/Vv3G63e/1JlXRaAh7tNjAyRzgFSBXkOV89… (844 chars)"
  }
}