Each phone's own settings and modem file, against what that phone had before.
{ "MatchingICCIDPrefixes": [ "898230" ], "CellularTrialPlan": { "SupportsTrialPlan": false, "TrialStartPeriod": "0000-00-00T00:00:00Z", "TrialEndPeriod": "0000-00-00T00:00:00Z" }, "ServerURL": "kt.prod.ondemandconnectivity.com", "ActivatingStateSubscriptionCheckTimerIntervals": [ 60, 120, 120 ], "MinCompatibleWatchOS": "5.1", "SupportedSKUs": [ "SKU_EU" ], "ProvisioningMethod": "CarrierFlow", "SupportsFauxCard": false }