I would not answer any calls from this number, And if you block them they just call from another (877) number. Their employees are beyond rude in trying to get either a payment or have you provide personal info. Long story short, I google the company United. It is a legitimate business but they had no records of me ever have a account in collections with them. So this is a scam for sure, And it’s beyond sad that they are trying to steal people’s money and identity while the world is fighting