How to default a Buyer into the Suggested Buyer field in RSSP

Summary:

My client has a request to default a buyer in the Suggested Buyer field in RSSP. They have a generic buyer that the use.

I have tried using the Buyer Name in various methods (Last Name, First Name) (First Name Last Name) and

I have tried agent_id.

Content (please ensure you mask any confidential information):

Need to know how to default a buyer name into the Suggested Buyer field

Version (include the version you are using, if applicable):

25A

Code Snippet (add any code snippets that support your topic, if applicable):