csvRecord := make([]string, 0, 10)
	var tmp simdjson.Iter
	obj := r.object
allElems:
	for {
		_, typ, err := obj.NextElement(&tmp)
		if err != nil {
			return err
		}
		var columnValue string
		switch typ {
		case simdjson.TypeNull, simdjson.TypeFloat, simdjson.TypeUint, simdjson.TypeInt, simdjson.TypeBool, simdjson.TypeString:
			val, err := tmp.StringCvt()

		arr, err := iter.Array(nil)
		if err != nil {
			return nil, err
		}
		iter := arr.Iter()
		var dst []interface{}
		var next simdjson.Iter
		for {
			typ, err := iter.AdvanceIter(&next)
			if err != nil {
				return nil, err
			}
			if typ == simdjson.TypeNone {
				break
			}
			v, err := IterToValue(next)
			if err != nil {
				return nil, err
			}
			dst = append(dst, v)
		}