How to Auto assign issues to "Assignee" in JSM based on Automation with Groovy Scripting

[Syed Javeed Ahammad]

Hi @Levente Szabo _Midori_ 

How to Auto assign issues to "Assignee" in "JSM" based on Automation with Groovy Scripting

based on Category and Subcategory cascading Field

Example

 if Category ("ABC") and Subcategory ("EFG") Selected then "abc@xyz.com" should add as "Assignee" in Ticket

[Syed Javeed Ahammad]

@Levente Szabo _Midori_ 

please Support by sharing any sample Groovy Source code