sure. we need AEM to host content in a headless manner. exposing content via GraphQL is promising.in some use cases we need these content to be protected:if someone get the URL of these content they cannot load them in browser unless login.protected content need to be separated by roles also. role A...

thanks @Mayank_Gandhi. our of curiosity, did you also considered HTTP Client Factory in AEM? https://kiransg.com/2021/11/08/aem-invoke-api-how-to-use-http-client-factory/ 

thanks @Bhuwan_B , but we want to call it programatically using Java in AEM. 

Can this be done with Managed Service version of AEM? If not, any alternative solution can be considered?