Unable to retrieve the data from OTBI Analysis when two subject areas are added

Summary:

In BI Publisher application, the requirement is need to add the contract number(Subscription Number) and known as columns to the customer contact information OTBI analysis(Receivables - Customer Real Time).When we try to add subject area(Subscription Management - Subscription Real Time) to already existing OTBI analysis(Receivables - Customer Real Time) not able to fetch the data. Kindly let us know what are joins need to be included for these two subject areas.

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