Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEwDNqgCvuHFvY/coywE+AY1kre3a+NWMJZOkzPBWjdRDwWLlB8ghncBVOF… (844 chars)"
  }
}