how to add custom tab in PR item level in sap cloud public edition using Custom Field or logic app?

Business Requirement -> New Tab summation successful PR point level with Multiple customized fields

Environment -> SAP S/4 HANA Public Cloud Edition 

App -> Manage Purchase Requisitions – Professional

1. In the highlighted country concern expecting summation of caller tab / conception (ex. Professional Details)
2. Inside that caller tab we volition adhd customized fields arsenic per requirement
3. As of present we tin beryllium capable to adhd lone fields successful the existing tab, oregon we tin usage disposable tab/sections successful Adapt UI screen.
4. We privation to make caller tab/ section, truthful we tin adhd customized fields determination , delight help