请详细写下您在广告方面的经验。 要求：使用json格式 字段名分别为ad_experience_years, ad_platforms_used, ad_metrics_optimized, ad_campaign_types_managed
user
{
    "ad_experience_years": "10",
    "ad_platforms_used": ["Google Ads", "Facebook Ads", "Twitter Ads", "LinkedIn Ads", "Snapchat Ads"],
    "ad_metrics_optimized": ["CTR", "CPC", "CPM", "ROI", "Conversion Rate"],
    "ad_campaign_types_managed": ["Search Engine Marketing (SEM)", "Social Media Advertising", "Display Advertising", "Video Advertising", "Retargeting Campaigns"]
}
assistant