Release 10.15
The content in existing documents is restructured and moved to align with function-wise information segregation and for ease of discovery.
Starting this release, the User's Guide has the following sections:

Define and Manage APIs

Implement APIs

Publish APIs

Monetize APIs

Monitor APIs

Microservices

Accessibility Profile
In addition, the following User's Guide sections are moved:

User Management to API Gateway Administration

Import and Export of Assets to Staging and Promotion Guide