"Super simple to use" restricted link to documentation

### Expected Behaviour
The README has a link to the documentation that one should expect to have access to

### Actual Behaviour
When clicking the link "our documentation" for the documentation, https://app.gitbook.com/s/9t0TRlV6jfNQpU7eW4vF/docs/sdk-reference-guides/nodejs-sdk
the user is sent to a gitbook link that is restricted. it states
"NOT AUTHORIZED. You don't have permissions to access this space....."

### Reproduce Scenario (including but not limited to)
click the "our documentation" link in the README

#### Steps to Reproduce
click the link

#### Platform and Version

#### Sample Code that illustrates the problem

#### Logs taken while reproducing problem