Kindly help me how to rank my gig and how to get my first order in fiverr?
Welcome to the Fiverr forums.
You only have 2 minutes of read-time shown in your forum profile. Check out the Tips For Sellers category (with filters applied --> forum.fiverr.com/c/Fiverr-Tips/tips-for-sellers/l/top/all?order=views). You’ll find hundreds of threads offering advice on a variety of things to consider and/or improve. (Note: Not all advice can apply to all gigs or categories. Be sure you check multiple sources as there are some false tips, even among the top threads.)
It takes a lot of work to make it as a freelancer, so be sure to research and plan accordingly.
“If you fail to plan, you are planning to fail.” (Attributed to Benjamin Franklin)
Specific to your situation, please see (DES) point 1: Basics to Improve Your Gig. A helpful breakdown and guide There are also a bunch of useful links in the (RRD) section.