diff --git a/examples/postman-echo.json b/examples/postman-echo.json
index 33218b1d..125a4f05 100644
--- a/examples/postman-echo.json
+++ b/examples/postman-echo.json
@@ -80,6 +80,12 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
+                {
+                    "check": "body.data",
+                    "assert": "equals",
+                    "expect": "This is expected to be sent back as part of response body.",
+                    "msg": "assert response body data"
+                },
                 {
                     "check": "body.json",
                     "assert": "equals",
@@ -90,12 +96,6 @@
                     "assert": "equals",
                     "expect": "https://postman-echo.com/post",
                     "msg": "assert response body url"
-                },
-                {
-                    "check": "body.data",
-                    "assert": "equals",
-                    "expect": "This is expected to be sent back as part of response body.",
-                    "msg": "assert response body data"
                 }
             ]
         },
@@ -133,17 +133,17 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
-                {
-                    "check": "body.url",
-                    "assert": "equals",
-                    "expect": "https://postman-echo.com/post",
-                    "msg": "assert response body url"
-                },
                 {
                     "check": "body.data",
                     "assert": "equals",
                     "expect": "",
                     "msg": "assert response body data"
+                },
+                {
+                    "check": "body.url",
+                    "assert": "equals",
+                    "expect": "https://postman-echo.com/post",
+                    "msg": "assert response body url"
                 }
             ]
         },
@@ -181,12 +181,6 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
-                {
-                    "check": "body.url",
-                    "assert": "equals",
-                    "expect": "https://postman-echo.com/put",
-                    "msg": "assert response body url"
-                },
                 {
                     "check": "body.data",
                     "assert": "equals",
@@ -197,6 +191,12 @@
                     "check": "body.json",
                     "assert": "equals",
                     "msg": "assert response body json"
+                },
+                {
+                    "check": "body.url",
+                    "assert": "equals",
+                    "expect": "https://postman-echo.com/put",
+                    "msg": "assert response body url"
                 }
             ]
         },
@@ -234,6 +234,12 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
+                {
+                    "check": "body.data",
+                    "assert": "equals",
+                    "expect": "This is expected to be sent back as part of response body.",
+                    "msg": "assert response body data"
+                },
                 {
                     "check": "body.json",
                     "assert": "equals",
@@ -244,12 +250,6 @@
                     "assert": "equals",
                     "expect": "https://postman-echo.com/patch",
                     "msg": "assert response body url"
-                },
-                {
-                    "check": "body.data",
-                    "assert": "equals",
-                    "expect": "This is expected to be sent back as part of response body.",
-                    "msg": "assert response body data"
                 }
             ]
         },
@@ -375,17 +375,17 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
-                {
-                    "check": "body.foo2",
-                    "assert": "equals",
-                    "expect": "bar2",
-                    "msg": "assert response body foo2"
-                },
                 {
                     "check": "body.foo1",
                     "assert": "equals",
                     "expect": "bar1",
                     "msg": "assert response body foo1"
+                },
+                {
+                    "check": "body.foo2",
+                    "assert": "equals",
+                    "expect": "bar2",
+                    "msg": "assert response body foo2"
                 }
             ]
         },
@@ -1327,18 +1327,6 @@
                     "expect": "application/json; charset=utf-8",
                     "msg": "assert response header Content-Type"
                 },
-                {
-                    "check": "body.years",
-                    "assert": "equals",
-                    "expect": 2016,
-                    "msg": "assert response body years"
-                },
-                {
-                    "check": "body.months",
-                    "assert": "equals",
-                    "expect": 9,
-                    "msg": "assert response body months"
-                },
                 {
                     "check": "body.date",
                     "assert": "equals",
@@ -1351,12 +1339,24 @@
                     "expect": 0,
                     "msg": "assert response body hours"
                 },
+                {
+                    "check": "body.milliseconds",
+                    "assert": "equals",
+                    "expect": 0,
+                    "msg": "assert response body milliseconds"
+                },
                 {
                     "check": "body.minutes",
                     "assert": "equals",
                     "expect": 0,
                     "msg": "assert response body minutes"
                 },
+                {
+                    "check": "body.months",
+                    "assert": "equals",
+                    "expect": 9,
+                    "msg": "assert response body months"
+                },
                 {
                     "check": "body.seconds",
                     "assert": "equals",
@@ -1364,10 +1364,10 @@
                     "msg": "assert response body seconds"
                 },
                 {
-                    "check": "body.milliseconds",
+                    "check": "body.years",
                     "assert": "equals",
-                    "expect": 0,
-                    "msg": "assert response body milliseconds"
+                    "expect": 2016,
+                    "msg": "assert response body years"
                 }
             ]
         },
diff --git a/examples/postman-echo.yaml b/examples/postman-echo.yaml
index ab25b94c..4b2e2256 100644
--- a/examples/postman-echo.yaml
+++ b/examples/postman-echo.yaml
@@ -57,6 +57,10 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
+        - check: body.data
+          assert: equals
+          expect: This is expected to be sent back as part of response body.
+          msg: assert response body data
         - check: body.json
           assert: equals
           msg: assert response body json
@@ -64,10 +68,6 @@ teststeps:
           assert: equals
           expect: https://postman-echo.com/post
           msg: assert response body url
-        - check: body.data
-          assert: equals
-          expect: This is expected to be sent back as part of response body.
-          msg: assert response body data
     - name: ""
       request:
         method: POST
@@ -94,14 +94,14 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
-        - check: body.url
-          assert: equals
-          expect: https://postman-echo.com/post
-          msg: assert response body url
         - check: body.data
           assert: equals
           expect: ""
           msg: assert response body data
+        - check: body.url
+          assert: equals
+          expect: https://postman-echo.com/post
+          msg: assert response body url
     - name: ""
       request:
         method: PUT
@@ -128,10 +128,6 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
-        - check: body.url
-          assert: equals
-          expect: https://postman-echo.com/put
-          msg: assert response body url
         - check: body.data
           assert: equals
           expect: This is expected to be sent back as part of response body.
@@ -139,6 +135,10 @@ teststeps:
         - check: body.json
           assert: equals
           msg: assert response body json
+        - check: body.url
+          assert: equals
+          expect: https://postman-echo.com/put
+          msg: assert response body url
     - name: ""
       request:
         method: PATCH
@@ -165,6 +165,10 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
+        - check: body.data
+          assert: equals
+          expect: This is expected to be sent back as part of response body.
+          msg: assert response body data
         - check: body.json
           assert: equals
           msg: assert response body json
@@ -172,10 +176,6 @@ teststeps:
           assert: equals
           expect: https://postman-echo.com/patch
           msg: assert response body url
-        - check: body.data
-          assert: equals
-          expect: This is expected to be sent back as part of response body.
-          msg: assert response body data
     - name: ""
       request:
         method: DELETE
@@ -202,6 +202,10 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
+        - check: body.data
+          assert: equals
+          expect: This is expected to be sent back as part of response body.
+          msg: assert response body data
         - check: body.json
           assert: equals
           msg: assert response body json
@@ -209,10 +213,6 @@ teststeps:
           assert: equals
           expect: https://postman-echo.com/delete
           msg: assert response body url
-        - check: body.data
-          assert: equals
-          expect: This is expected to be sent back as part of response body.
-          msg: assert response body data
     - name: ""
       request:
         method: GET
@@ -666,14 +666,14 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
-        - check: body.method
-          assert: equals
-          expect: GET
-          msg: assert response body method
         - check: body.deflated
           assert: equals
           expect: true
           msg: assert response body deflated
+        - check: body.method
+          assert: equals
+          expect: GET
+          msg: assert response body method
     - name: ""
       request:
         method: GET
@@ -928,34 +928,34 @@ teststeps:
           assert: equals
           expect: application/json; charset=utf-8
           msg: assert response header Content-Type
-        - check: body.hours
-          assert: equals
-          expect: 0
-          msg: assert response body hours
-        - check: body.minutes
-          assert: equals
-          expect: 0
-          msg: assert response body minutes
-        - check: body.seconds
-          assert: equals
-          expect: 0
-          msg: assert response body seconds
-        - check: body.milliseconds
-          assert: equals
-          expect: 0
-          msg: assert response body milliseconds
-        - check: body.years
-          assert: equals
-          expect: 2016
-          msg: assert response body years
-        - check: body.months
-          assert: equals
-          expect: 9
-          msg: assert response body months
         - check: body.date
           assert: equals
           expect: 10
           msg: assert response body date
+        - check: body.hours
+          assert: equals
+          expect: 0
+          msg: assert response body hours
+        - check: body.milliseconds
+          assert: equals
+          expect: 0
+          msg: assert response body milliseconds
+        - check: body.minutes
+          assert: equals
+          expect: 0
+          msg: assert response body minutes
+        - check: body.months
+          assert: equals
+          expect: 9
+          msg: assert response body months
+        - check: body.seconds
+          assert: equals
+          expect: 0
+          msg: assert response body seconds
+        - check: body.years
+          assert: equals
+          expect: 2016
+          msg: assert response body years
     - name: ""
       request:
         method: GET
diff --git a/har2case/core.go b/har2case/core.go
index 0db841c2..fdd44847 100644
--- a/har2case/core.go
+++ b/har2case/core.go
@@ -9,6 +9,7 @@ import (
 	"net/url"
 	"os"
 	"path/filepath"
+	"sort"
 	"strings"
 
 	"github.com/pkg/errors"
@@ -273,12 +274,20 @@ func (s *TStep) makeValidate(entry *Entry) error {
 			if err = json.Unmarshal(data, &body); err != nil {
 				return errors.Wrap(err, "json.Unmarshal body error")
 			}
-			if _, ok := body.(map[string]interface{}); !ok {
+			jsonBody, ok := body.(map[string]interface{})
+			if !ok {
 				return fmt.Errorf("response body is not json, not matched with MimeType")
 			}
 
 			// response body is json
-			for key, value := range body.(map[string]interface{}) {
+			keys := make([]string, 0, len(jsonBody))
+			for k := range jsonBody {
+				keys = append(keys, k)
+			}
+			// sort map keys to keep validators in stable order
+			sort.Strings(keys)
+			for _, key := range keys {
+				value := jsonBody[key]
 				switch v := value.(type) {
 				case map[string]interface{}:
 					continue