Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAyLYt2iOfkyYk5h1jUIbzYyYCHHqjRbPVM/Mzcr1SQdHSP5pv4Oq74N9fy… (844 chars)"
  }
}