How can we automate lookup table population

Summary:

We want to populate certain custom lookup to be populated automatically.

Content (required)

One of LE of my customer are using lookup to decide the accrual balance. We want to have a mechanism to load the data automatically based on the certain data available into fusion system.

Version (include the version you are using, if applicable):

R13.23B

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