export interface DeviceMetadata {
    /** The Terminal’s remaining battery percentage, between 1-100. */
    batteryPercentage?: string | null;
    /**
     * The current charging state of the Terminal.
     * Options: `CHARGING`, `NOT_CHARGING`
     */
    chargingState?: string | null;
    /** The ID of the Square seller business location associated with the Terminal. */
    locationId?: string | null;
    /** The ID of the Square merchant account that is currently signed-in to the Terminal. */
    merchantId?: string | null;
    /**
     * The Terminal’s current network connection type.
     * Options: `WIFI`, `ETHERNET`
     */
    networkConnectionType?: string | null;
    /** The country in which the Terminal is authorized to take payments. */
    paymentRegion?: string | null;
    /**
     * The unique identifier assigned to the Terminal, which can be found on the lower back
     * of the device.
     */
    serialNumber?: string | null;
    /** The current version of the Terminal’s operating system. */
    osVersion?: string | null;
    /** The current version of the application running on the Terminal. */
    appVersion?: string | null;
    /** The name of the Wi-Fi network to which the Terminal is connected. */
    wifiNetworkName?: string | null;
    /**
     * The signal strength of the Wi-FI network connection.
     * Options: `POOR`, `FAIR`, `GOOD`, `EXCELLENT`
     */
    wifiNetworkStrength?: string | null;
    /** The IP address of the Terminal. */
    ipAddress?: string | null;
}