Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHRhqOAGCVpI6OgOV2jku/xrbJKAD6EWYN0VQvQ1M8SLmZbG6fdyS1P4A2f… (844 chars)"
  }
}