How to export / import Collection metadata?

Collection metadata specifications:

https://www.motionelements.com/document/collection-metadata

Export 

1. Go to Manage Collections page.
2. Click on the arrow beside the New button.
   
   
   
3. Click Export CSV.
4. Verify your email address at the pop up box. 
   
   
   
5. Click Comma-Separated Value Format (.csv).

The .csv file, with the metadata for your Collections, will be emailed to you. 

A Collection ID will be allocated to every Collection in your metadata. This Collection ID is useful for assigning prices to Collections via Metadata Import method.

Import

How to import metadata?