Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA8YFXqun1xnXuiVdxQRLBvuV5KYDFlp8ffZx/XTi58kUmVUfbzpYYhY7lz… (1,748 chars)"
  }
}