Section 70C. Any person who pays over any money upon which there is a lien as provided in section seventy A of which he has received notice as provided in section seventy B to any such injured person, his attorney or his heirs or legal representatives shall be liable to the person or the city or town having such lien for the amount thereof, not exceeding, however, said net amount paid to such injured person, his heirs or legal representatives. Any action under this section shall be commenced within one year after the date of such payment.