Iterating a list of machines in postman

New to APIs/Postman
1

I want to add multiple machines at once with the below add-authentication body parameter. Currently, it lets me to execute a single machine not multiple. Can someone help me how do I execute multiple machines at once.

{
“authentication”:{
“AuthType”:“machineAddress”,
“AuthValue”:""
}
}

Please check: For “Address authentication (allowed machines)” from the below URL.

Reference URL: Add application authentication method