TDLR: It is a fake contract, and sheeple being tricked without recourse in Contractual Law.
In order for a contract to be valid where the supplier takes on liability, there has to be an "exchange" where the someone pays for the good offered by the supplier.
But technically, didn’t “we” pay big pharm companies through taxpayer money for these mRNA drugs? They didn’t hand them out like candy on Halloween. Governments round the world subsidized the distribution.