belongsTo(Invoice::class)->withTrashed();
    }
    public function getEntity(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(Invoice::class)->withTrashed();
    }
    public function contact(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(ClientContact::class, 'client_contact_id', 'id')->withTrashed();
    }
    public function user(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(User::class)->withTrashed();
    }
    public function company(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(Company::class);
    }
    public function signatureDiv()
    {
        if (! $this->signature_base64) {
            return false;
        }
        return sprintf('