const call = client.call("default", crypto.randomUUID());
await call.getOrCreate({
  data: {
    members: [{ user_id: "myself" }, { user_id: "my-friend" }],
  },
});

// note: my-friend needs to be a member of the call
await call.ring({ target_member_ids: ["my-friend"] });

// to invite a new member and ring them
await call.updateCallMembers({ update_members: [{ user_id: "my-other-friend" }] });
await call.ring({ target_member_ids: ["my-other-friend"] });