Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCEwxq7eKsUqV6hSSuwSHa/s7rZVxb/VkOYmjlgMSwAb2ZGwKmT76/abMw+… (1,748 chars)"
  }
}