Hi @sherrie,
We don't currently have a feature for this, but it's possible to automate the import using a combination of Github and Lithium API's. If it's something you'd like us to help you explore further, you can contact your Customer Success Manager to get a project going with Lithium's Professional Services Team. ~150 feature requests to bring over doesn't sound like a huge amount of data, but the migration could vary depending on the complexity of the data and the amount of data associated with each feature request.
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