Political groups and strategists say they work with paid micro-influencers – people with a few thousand engaged social media followers – who post on platforms including Chinese-owned video app TikTok, YouTube and Facebook-owned Instagram and messaging service WhatsApp. Political groups and strategists say they work with paid micro-influencers – people with a few thousand engaged social media followers – who post on platforms including Chinese-owned video app TikTok, YouTube and Facebook-owned Instagram and messaging service WhatsApp.