To get Fiverr orders you have to rank your gig first. Create your gig carefully and optimize it properly. If your gig not gets ranked, your gig will not visible to buyers. As a result, you will not get orders.
So, try to rank your gig first. To do this, create your gig maintaining proper SEO.
Try to maintain the following things_
Use your keyword in the title and description.
Explain your services properly.
Optimize your image and video.
Upload your video to the gig.
Set reasonable pricing for your services.
Promote your gig on social media.
Hope this will help you to get orders from Fiverr.