Firebase InsetUser

async function addUser(){
    let userData = {
        name: "Andres 2",
        lastName: "Sanabria",
        birthdate: firebase.firestore.FieldValue.serverTimestamp(),
        email: "email@gmail.com",
        profession: "UX/UI Designer"
    }

    let newDocID = await firebase.firestore().collection("users").add(userData).then(doc => doc.id);
    console.log("Saved: ", newDocID);
}