curl -X DELETE "<base_url>/usermanagement/v1/users" \
  -H "X-AccessToken: YOUR_ACCESS_TOKEN" \
  -H "Content-Type: application/x-www-form-urlencoded" \
  -d "userName=string&serviceName=rmd"

const res = await fetch("<base_url>/usermanagement/v1/users", {
  method: "DELETE",
  headers: {
    "X-AccessToken": process.env.PUREWL_ACCESS_TOKEN,
    "Content-Type": "application/x-www-form-urlencoded",
  },
  body: new URLSearchParams({ userName: "string", serviceName: "rmd" }),
});
const result = await res.json();

{
  "header": {
    "code": 1,
    "message": "Account has been deleted successfully",
    "response_code": 1
  },
  "body": {
    "userName": "string"
  }
}