Investigate getConsent throw "PlatformException" when the value is missing

[cacheung]

Prerequisites

• This is not a Security Disclosure, otherwise please follow the guidelines in Security Policy.
• I have searched in this repository's issues to see if it has already been reported.
• I have updated to the latest released version of the SDK and the issue still persists.

Bug summary

getConsent API throw "PlatformException" when the value is missing.

Expected:
To return null or an empty map.

Environment

N/A

Steps to reproduce

No response

Current behavior

No response

Expected behavior

No response

Anything else?

No response