Checking for AzureAD module...
Please specify a path to a JSON file to import data from e.g. C:\IntuneOutput\Policies\policy.json: C:\Temp\Intune\Windows Update\Preview_W10_Windows_Update_Policy.json

Software Update Policy 'Contoso | Preview W10 Windows Update Policy' Found...

{
    "@odata.type":  "#microsoft.graph.windowsUpdateForBusinessConfiguration",
    "roleScopeTagIds":  [
                            "0"
                        ],
    "supportsScopeTags":  true,
    "deviceManagementApplicabilityRuleOsEdition":  null,
    "deviceManagementApplicabilityRuleOsVersion":  null,
    "deviceManagementApplicabilityRuleDeviceMode":  null,
    "description":  "Preview ring for W10 test devices",
    "displayName":  "Contoso | Preview W10 Windows Update Policy",
    "deliveryOptimizationMode":  "userDefined",
    "prereleaseFeatures":  "userDefined",
    "automaticUpdateMode":  "autoInstallAtMaintenanceTime",
    "microsoftUpdateServiceAllowed":  true,
    "driversExcluded":  false,
    "qualityUpdatesDeferralPeriodInDays":  0,
    "featureUpdatesDeferralPeriodInDays":  0,
    "qualityUpdatesPaused":  false,
    "featureUpdatesPaused":  false,
    "qualityUpdatesPauseExpiryDateTime":  "0001-01-01T00:00:00Z",
    "featureUpdatesPauseExpiryDateTime":  "0001-01-01T00:00:00Z",
    "businessReadyUpdatesOnly":  "businessReadyOnly",
    "skipChecksBeforeRestart":  false,
    "updateWeeks":  null,
    "qualityUpdatesPauseStartDate":  null,
    "featureUpdatesPauseStartDate":  null,
    "featureUpdatesRollbackWindowInDays":  60,
    "qualityUpdatesWillBeRolledBack":  null,
    "featureUpdatesWillBeRolledBack":  null,
    "qualityUpdatesRollbackStartDateTime":  "0001-01-01T00:00:00Z",
    "featureUpdatesRollbackStartDateTime":  "0001-01-01T00:00:00Z",
    "engagedRestartDeadlineInDays":  null,
    "engagedRestartSnoozeScheduleInDays":  null,
    "engagedRestartTransitionScheduleInDays":  null,
    "deadlineForFeatureUpdatesInDays":  2,
    "deadlineForQualityUpdatesInDays":  2,
    "deadlineGracePeriodInDays":  2,
    "postponeRebootUntilAfterDeadline":  true,
    "autoRestartNotificationDismissal":  "user",
    "scheduleRestartWarningInHours":  2,
    "scheduleImminentRestartWarningInMinutes":  30,
    "userPauseAccess":  "disabled",
    "userWindowsUpdateScanAccess":  "enabled",
    "updateNotificationLevel":  "defaultNotifications",
    "installationSchedule":  {
                                 "@odata.type":  "#microsoft.graph.windowsUpdateActiveHoursInstall",
                                 "activeHoursStart":  "08:00:00.0000000",
                                 "activeHoursEnd":  "17:00:00.0000000"
                             }
}

Adding Software Update Policy 'Contoso | Preview W10 Windows Update Policy'
Response content:
{
  "error": {
    "code": "BadRequest",
    "message": "{\r\n  \"_version\": 3,\r\n  \"Message\": \"An error has occurred - Operation ID (for customer support): 00000000-0000-0000-0000-0000000
00000 - Activity ID: c3d3968e-20f7-4ee7-b064-afb1813c05f7 - Url: https://fef.amsub0502.manage.microsoft.com/DeviceConfiguration_2002/StatelessDeviceConf
igurationFEService/deviceManagement/deviceConfigurations?api-version=5019-12-18\",\r\n  \"CustomApiErrorPhrase\": \"\",\r\n  \"RetryAfter\": null,\r\n  
\"ErrorSourceService\": \"\",\r\n  \"HttpHeaders\": \"{}\"\r\n}",
    "innerError": {
      "request-id": "c3d3968e-20f7-4ee7-b064-afb1813c05f7",
      "date": "2020-02-19T16:12:38"
    }
  }
}
Add-DeviceConfigurationPolicy : Request to https://graph.microsoft.com/Beta/deviceManagement/deviceConfigurations failed with HTTP Status BadRequest 
Bad Request
At C:\Users\Administrator\Downloads\powershell-intune-samples-master\powershell-intune-samples-master\SoftwareUpdates\SoftwareUpdates_Import_FromJSON.p
s1:342 char:1
+ Add-DeviceConfigurationPolicy -JSON $JSON_Output
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : NotSpecified: (:) [Write-Error], WriteErrorException
    + FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,Add-DeviceConfigurationPolicy