Every user of Blynk is a member of an Organization. This could be a one-person organization, a family, or a company with hundreds of employees.
On a high level, every Organization consists of:
Members (administrator and other users)
Creating organizational tree-like organizational is available in paid plans only. You can always upgrade in your Account Settings
Sub-organizations have the same structure. This enables a flexible and scalable tree-like hierarchy and multi-tenancy. However, organizations can be used in a broader sense to build a required structure. For example, a company can have such structure:
Read more about tow to work with organizations here.