Added logic for finding devices

models/device.go

@@ -5,6 +5,8 @@ import "github.com/jinzhu/gorm"
 type Device struct {
 	gorm.Model
 	DeviceName string
+	IMEI        string   `json:"imei"`
+	IMSI        string   `json:"imsi"`
 	DeviceConfiguration string `gorm:"type:json"` 
 	CompanyID  uint
 	DeviceInfos  []DeviceInfo