Yes, influencers need to connect their social media account by adding a unique code to their latest post caption or bio. Once the verification are successful, you can immediately join campaigns.
For a full guide of account verification, click this link https://influence.id/bagaimana-cara-melakukan-verifikasi-akun-instagram-saya/ for Instagram Account Verification and https://influence.id/bagaimana-cara-verifikasi-akun-tiktok-saya/ for TikTok account verification