How to use the timeline-state-resolver-types.DeviceType.ABSTRACT function in timeline-state-resolver-types

migrate: () => {
			let device = PeripheralDevices.findOne({type: PeripheralDeviceAPI.DeviceType.PLAYOUT})
			if (device) {
				// Set some default values:
				let abstract0 = device.settings && device.settings.devices['abstract0']
				if (!abstract0) {
					logger.info(`Migration: Add PeripheralDevice.settings to ${device._id}: abstract0`)
					PeripheralDevices.update(device._id, {$set: {
						'settings.devices.abstract0': {
							type: PlayoutDeviceType.ABSTRACT,
							options: {}
						}
					}})
				}
			}
		},
		input: [{

validate: () => {
			let device = PeripheralDevices.findOne({type: PeripheralDeviceAPI.DeviceType.PLAYOUT})
			if (!device) return 'Playout-gateway not found'
			let settings = device.settings || {devices: {}} as PlayoutDeviceSettings

			let abstract0 = settings.devices['abstract0'] as PlayoutDeviceSettingsDevice
			if (!abstract0) return '"abstract0" missing'
			if (abstract0.type !== PlayoutDeviceType.ABSTRACT) return 'Type is not "ABSTRACT"'

			return false
		},
		migrate: () => {

options: {
						host: '160.67.87.51',
						port: 9910
					}
				},
				'settings.devices.lawo0': ((pd['settings'] || {})['devices'] || {})['lawo0'] || {
					type: PlayoutDeviceType.LAWO,
					options: {
						host: '160.67.96.51',
						port: 9000,
						sourcesPath: 'Sapphire.Sources',
						rampMotorFunctionPath: '1.5.2'
					}
				},
				'settings.devices.abstract0': ((pd['settings'] || {})['devices'] || {})['abstract0'] || {
					type: PlayoutDeviceType.ABSTRACT,
					options: {
					}
				},
				'settings.devices.http0': ((pd['settings'] || {})['devices'] || {})['http0'] || {
					type: PlayoutDeviceType.HTTPSEND,
					options: {
					}
				},
				'settings.devices.hyperdeck0': ((pd['settings'] || {})['devices'] || {})['hyperdeck0'] || {
					type: PlayoutDeviceType.HYPERDECK,
					options: {
						host: '160.67.87.53',
						port: 9993
					}
				},
			}})