diff --git a/src/tests/ofc22/descriptors_emulated_xr.json b/src/tests/ofc22/descriptors_emulated_xr.json
index d6a2f023422902bfc3d216771092f6081d8cf6b5..4e247bb30d4df25fa75d30a3baa94f1348c0a6d9 100644
--- a/src/tests/ofc22/descriptors_emulated_xr.json
+++ b/src/tests/ofc22/descriptors_emulated_xr.json
@@ -31,7 +31,10 @@
             "device_config": {"config_rules": [
                 {"action": 1, "custom": {"resource_key": "_connect/address", "resource_value": "127.0.0.1"}},
                 {"action": 1, "custom": {"resource_key": "_connect/port", "resource_value": "0"}},
-                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": "{\"endpoints\": [{\"sample_types\": [], \"type\": \"optical\", \"uuid\": \"13/0/0\"}, {\"sample_types\": [101, 102, 201, 202], \"type\": \"copper\", \"uuid\": \"13/1/2\"}]}"}}
+                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": {"endpoints": [
+                    {"uuid": "13/0/0", "type": "optical", "sample_types": []},
+                    {"uuid": "13/1/2", "type": "copper",  "sample_types": [101, 102, 201, 202]}
+                ]}}}
             ]},
             "device_operational_status": 1,
             "device_drivers": [0],
@@ -43,7 +46,10 @@
             "device_config": {"config_rules": [
                 {"action": 1, "custom": {"resource_key": "_connect/address", "resource_value": "127.0.0.1"}},
                 {"action": 1, "custom": {"resource_key": "_connect/port", "resource_value": "0"}},
-                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": "{\"endpoints\": [{\"sample_types\": [], \"type\": \"optical\", \"uuid\": \"13/0/0\"}, {\"sample_types\": [101, 102, 201, 202], \"type\": \"copper\", \"uuid\": \"13/1/2\"}]}"}}
+                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": {"endpoints": [
+                    {"uuid": "13/0/0", "type": "optical", "sample_types": []},
+                    {"uuid": "13/1/2", "type": "copper",  "sample_types": [101, 102, 201, 202]}
+                ]}}}
             ]},
             "device_operational_status": 1,
             "device_drivers": [0],
@@ -55,7 +61,10 @@
             "device_config": {"config_rules": [
                 {"action": 1, "custom": {"resource_key": "_connect/address", "resource_value": "127.0.0.1"}},
                 {"action": 1, "custom": {"resource_key": "_connect/port", "resource_value": "0"}},
-                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": "{\"endpoints\": [{\"sample_types\": [], \"type\": \"optical\", \"uuid\": \"13/0/0\"}, {\"sample_types\": [101, 102, 201, 202], \"type\": \"copper\", \"uuid\": \"13/1/2\"}]}"}}
+                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": {"endpoints": [
+                    {"uuid": "13/0/0", "type": "optical", "sample_types": []},
+                    {"uuid": "13/1/2", "type": "copper",  "sample_types": [101, 102, 201, 202]}
+                ]}}}
             ]},
             "device_operational_status": 1,
             "device_drivers": [0],
@@ -67,7 +76,10 @@
             "device_config": {"config_rules": [
                 {"action": 1, "custom": {"resource_key": "_connect/address", "resource_value": "127.0.0.1"}},
                 {"action": 1, "custom": {"resource_key": "_connect/port", "resource_value": "0"}},
-                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": "{\"endpoints\": [{\"sample_types\": [], \"type\": \"optical\", \"uuid\": \"13/0/0\"}, {\"sample_types\": [101, 102, 201, 202], \"type\": \"copper\", \"uuid\": \"13/1/2\"}]}"}}
+                {"action": 1, "custom": {"resource_key": "_connect/settings", "resource_value": {"endpoints": [
+                    {"uuid": "13/0/0", "type": "optical", "sample_types": []},
+                    {"uuid": "13/1/2", "type": "copper",  "sample_types": [101, 102, 201, 202]}
+                ]}}}
             ]},
             "device_operational_status": 1,
             "device_drivers": [0],