Need more information. Ideally, the influencer's audience should align with the ebook's target demographic. The influencer should be passionate about reading and have an engaged audience.

Missing Information in the Brief 

Please provide some more information on the product or service you are promoting, your target audience, or the types of influencers you are looking to collaborate with. If you are looking for look-alikes of a specific influencer, go to https://myinfluencer.co/look-alike