Any person sustaining any injury resulting from a transaction subject to sections 20-329o to 20-329bb, inclusive, which was in violation of the provisions of said sections may recover in a civil action the amount of the damages with interest of seven per cent per annum from the date of the injury, and shall be entitled to be awarded reasonable attorney’s fees. Any such action shall be brought within three years from the date of the transaction notwithstanding the date the injury was discovered.