Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFuQWnxz2OYzME+CWGnbQ1Wu+MD9gGJV3HkVahW8n3aOGWELOxSN4XKqJlH… (844 chars)"
  }
}