In general— If a hearing by a court of competent jurisdiction is requested within 14 days after the date on which notice is provided under subsection (b), property seized or restrained pursuant to
section 5317(c)(2) of title 31, United States Code, with respect to an alleged violation of
section 5324 of title 31 of such Code, shall be returned unless the court holds an adversarial hearing and finds within 14 days of such request that there is probable cause to believe that there is a violation of such section 5324 involving such property.