diff --git a/pkg/expr/expr_types.go b/pkg/expr/expr_types.go
index 4869420c5..08b99c6a5 100644
--- a/pkg/expr/expr_types.go
+++ b/pkg/expr/expr_types.go
@@ -227,6 +227,32 @@ func (t *Array) Push(v TypedValue) {
 	t.value = append(t.value, v)
 }
 
+func (t *Array) Slice() []interface{} {
+	rr := make([]interface{}, len(t.GetValue()))
+	for i, v := range t.GetValue() {
+		switch v := v.(type) {
+		case Dict:
+			rr[i] = v.Dict()
+
+		case Slice:
+			rr[i] = v.Slice()
+
+		case TypedValue:
+			tmp := v.Get()
+			if d, is := tmp.(Dict); is {
+				rr[i] = d.Dict()
+			} else {
+				rr[i] = tmp
+			}
+
+		default:
+			rr[i] = v
+		}
+	}
+
+	return rr
+}
+
 // Select is field accessor for *types.Array
 //
 // Similar to SelectGVal but returns typed values
diff --git a/pkg/expr/values.go b/pkg/expr/values.go
index 93f8b99b8..f390ffa60 100644
--- a/pkg/expr/values.go
+++ b/pkg/expr/values.go
@@ -47,6 +47,10 @@ type (
 	Dict interface {
 		Dict() map[string]interface{}
 	}
+
+	Slice interface {
+		Slice() []interface{}
+	}
 )
 
 func UntypedValue(val interface{}) interface{} {
diff --git a/pkg/expr/vars.go b/pkg/expr/vars.go
index ad99a352c..3d9130088 100644
--- a/pkg/expr/vars.go
+++ b/pkg/expr/vars.go
@@ -5,11 +5,12 @@ import (
 	"database/sql/driver"
 	"encoding/json"
 	"fmt"
+	"reflect"
+	"strings"
+
 	"github.com/PaesslerAG/gval"
 	"github.com/cortezaproject/corteza-server/pkg/errors"
 	"github.com/spf13/cast"
-	"reflect"
-	"strings"
 )
 
 func (t Vars) Len() int {
@@ -134,6 +135,9 @@ func (t *Vars) Dict() map[string]interface{} {
 		case Dict:
 			dict[k] = v.Dict()
 
+		case Slice:
+			dict[k] = v.Slice()
+
 		case TypedValue:
 			tmp := v.Get()
 			if d, is := tmp.(Dict); is {