If ByteDance continues sending the outlined Data to any offshore location defined as an adversarial nation, then:
So, this is an FTC Enforcement. Since you clearly have no idea what that means, the chairmen of the FTC vote on the specifics of the enforcement and then unless the company accepts the terms it almost certainly becomes contested in the courts where lawyers explain to the judge that they think this is or is not constitutional and lawful action by the FTC to which the judge gives their opinion, and then appeals courts can send the decision to other courts some of which may rule on the case voluntarily such as the SCOTUS (although that is quite rare).
EXAMPLE: Over their handling of data and disruption of local elections the FTC fined Facebook 5Bn USD on July 12, 2019. Facebook will be making installment payments for over a decade. This was a historic record fine, up from the previous highest being 168 Million USD in 2017 against Dish Network.