Setting Up CRM Copy Contacts to Users Postfunction
Post-function adds contacts from Company card to selected Destination custom field during issue transition.

Setting  | Description  | 
|---|---|
Source field  | CRM Company custom field which contains company name in issue where post-function will search for contacts  | 
Destination field  | Users picker type custom field where contacts will be copied  | 
Field type  | Select which contacts you want to copy in Destination field (All contacts, Main contact or JIRA User)  |