HyBid integration guide with a Header Bidding for GAM (DFP)'s ad server for iOS consists of 3 steps:
Configure SDKs
1.1. Integrate Google Mobile Ads SDK
1.2. Integrate HyBid SDK and import GAM (DFP) Adapters
Configure GAM (DFP) dashboard
2.1. Configure GAM (DFP) dashboard
Display ads
3.1. Leaderboard
3.2. Banner
3.3. MRect
3.4. Interstitials
Please note that the adapters currently only support standard formats (Leaderboard, Banner, Medium, Interstitial).