Improvement: Add Subscription State Change APIs Support on Rust API Lib

[bharatGoswami8]

What

C++ offers the GetSubscriptionState() (sync) and SetSubscriptionStateChangeHandler() (async) to get the current subscription state of subscribed event.

How

Implement same APIs support in Rust COM-API Lib.

Estimates for realization

0

Category

• Affects Detailed Design

Requirements / Architecture

• Requirements / Architecture are not affected by this change?