Resource Alert: Waitlist Exit Alert

Summary:

Hi All,

I am working on a resource alert(alert composer) to achieve those learner details whose offering status change from waitlist status to some other learn status.

I referred below link but none of them worked for me:

Doc ID 2786113.1

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https://community.oracle.com/customerconnect/search?domain=discussions&query=waitlist%20alert&scope=site&categoryOptions%5B0%5D%5Bvalue%5D=136&categoryOptions%5B0%5D%5Blabel%5D=Learning&categoryOptions%5B0%5D%5Bdata%5D%5BparentLabel%5D=Home&includeChildCategories=true

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https://community.oracle.com/customerconnect/discussion/511364/waitlist-exit-alert

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https://community.oracle.com/customerconnect/discussion/596693/custom-alert-about-learners-waitlisted-status

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Please provide me the solution if anyone has any experience with something similar.