To get started with mrest, you need to sign up and here you will learn how to create an account.
To sign up for mrest follow these steps.
Go to https://mrest.io/
On the top right end of the page, click the Start Now button. This
redirects you to the authentication page.
On the authentication screen, click on the sign up tab. You can either
signup with your email address, GitHub or Bitbucket account.
After successful signup, you will be automatically logged in. Note that You will be required to confirm your email.
Now that you can sign in mrest you should get your first Datalet.
Life is too short to develop yet another Data API.