let userRef2 = firebase.firestore().collection("users").doc(participantID);
            const result2 = await firebase.firestore().collection("recommendedVideo").where("user", "==", userRef2).get();
            alert("3 "+result2.size);

            await Promise.all(result2.map(async doc2 => {
                alert(doc2);

                //3 - Get video ref to compate to Array
                const videoFef = doc2.data().video.id;
                alert("videoFef "+videoFef);
                const doc3 = await firebase.firestore().collection("videos").doc(videoFef).get();
                if (!doc3.exists) {
                    alert("Não exisste doc videos");
                    return;
                }

                var sequence = doc3.data().sequenceNumberID;
                for (var i = 0; i < newRec.length; i++) {
                    alert("5 ");
                    if (String(sequence) !== String(newRec[i])) return;
                    var index = newRec.indexOf(newRec[i]);
                    if (index > -1) newRec.splice(index, 1);
                }

            })).catch(function (error) {
                alert(error);
            })
            // end of Promise.all
            insertData(newRec);