How can we load Attribute dimension into EPBCS using Data Management?

Summary:

Hello Experts,

Is there a way to load the Attribute Dimension into EPBCS application using Data Management?

Content (required):

Loading through flat file is an existing manual approach that is currently being followed, but with a task to load bulk information, do we have a way to load it using Data Management?

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Code Snippet (add any code snippets that support your topic, if applicable):