diff --git a/examples/chef/devices/noip_rootnode_dimmablelight_bCwGYSDpoe.matter b/examples/chef/devices/noip_rootnode_dimmablelight_bCwGYSDpoe.matter
index f526c49..a458da9 100644
--- a/examples/chef/devices/noip_rootnode_dimmablelight_bCwGYSDpoe.matter
+++ b/examples/chef/devices/noip_rootnode_dimmablelight_bCwGYSDpoe.matter
@@ -1460,10 +1460,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1475,7 +1471,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_colortemperaturelight_hbUnzYVeyn.matter b/examples/chef/devices/rootnode_colortemperaturelight_hbUnzYVeyn.matter
index c7501f4..ebc9e4e 100644
--- a/examples/chef/devices/rootnode_colortemperaturelight_hbUnzYVeyn.matter
+++ b/examples/chef/devices/rootnode_colortemperaturelight_hbUnzYVeyn.matter
@@ -1220,10 +1220,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1235,7 +1231,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** Attributes and commands for controlling the color properties of a color-capable light. */
diff --git a/examples/chef/devices/rootnode_contactsensor_lFAGG1bfRO.matter b/examples/chef/devices/rootnode_contactsensor_lFAGG1bfRO.matter
index d470a5c..72da64c 100644
--- a/examples/chef/devices/rootnode_contactsensor_lFAGG1bfRO.matter
+++ b/examples/chef/devices/rootnode_contactsensor_lFAGG1bfRO.matter
@@ -1175,10 +1175,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1190,7 +1186,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_dimmablelight_bCwGYSDpoe.matter b/examples/chef/devices/rootnode_dimmablelight_bCwGYSDpoe.matter
index 95f4b84..c8bbadd 100644
--- a/examples/chef/devices/rootnode_dimmablelight_bCwGYSDpoe.matter
+++ b/examples/chef/devices/rootnode_dimmablelight_bCwGYSDpoe.matter
@@ -1324,10 +1324,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1339,7 +1335,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_doorlock_aNKYAreMXE.matter b/examples/chef/devices/rootnode_doorlock_aNKYAreMXE.matter
index 58ebcac..7280968 100644
--- a/examples/chef/devices/rootnode_doorlock_aNKYAreMXE.matter
+++ b/examples/chef/devices/rootnode_doorlock_aNKYAreMXE.matter
@@ -1175,10 +1175,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1190,7 +1186,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_extendedcolorlight_8lcaaYJVAa.matter b/examples/chef/devices/rootnode_extendedcolorlight_8lcaaYJVAa.matter
index 606cbd1..a7d53aa 100644
--- a/examples/chef/devices/rootnode_extendedcolorlight_8lcaaYJVAa.matter
+++ b/examples/chef/devices/rootnode_extendedcolorlight_8lcaaYJVAa.matter
@@ -1324,10 +1324,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1339,7 +1335,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_fan_7N2TobIlOX.matter b/examples/chef/devices/rootnode_fan_7N2TobIlOX.matter
index 0a5f051..0ad9c02 100644
--- a/examples/chef/devices/rootnode_fan_7N2TobIlOX.matter
+++ b/examples/chef/devices/rootnode_fan_7N2TobIlOX.matter
@@ -1162,10 +1162,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1177,7 +1173,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_flowsensor_1zVxHedlaV.matter b/examples/chef/devices/rootnode_flowsensor_1zVxHedlaV.matter
index aa62700..3aab05c 100644
--- a/examples/chef/devices/rootnode_flowsensor_1zVxHedlaV.matter
+++ b/examples/chef/devices/rootnode_flowsensor_1zVxHedlaV.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_heatingcoolingunit_ncdGai1E5a.matter b/examples/chef/devices/rootnode_heatingcoolingunit_ncdGai1E5a.matter
index ff1a70f..0c50e86 100644
--- a/examples/chef/devices/rootnode_heatingcoolingunit_ncdGai1E5a.matter
+++ b/examples/chef/devices/rootnode_heatingcoolingunit_ncdGai1E5a.matter
@@ -1318,10 +1318,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1333,7 +1329,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_humiditysensor_Xyj4gda6Hb.matter b/examples/chef/devices/rootnode_humiditysensor_Xyj4gda6Hb.matter
index 1ef4c9a..dbf22aa 100644
--- a/examples/chef/devices/rootnode_humiditysensor_Xyj4gda6Hb.matter
+++ b/examples/chef/devices/rootnode_humiditysensor_Xyj4gda6Hb.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_lightsensor_lZQycTFcJK.matter b/examples/chef/devices/rootnode_lightsensor_lZQycTFcJK.matter
index 74f1218..8f11a43 100644
--- a/examples/chef/devices/rootnode_lightsensor_lZQycTFcJK.matter
+++ b/examples/chef/devices/rootnode_lightsensor_lZQycTFcJK.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_occupancysensor_iHyVgifZuo.matter b/examples/chef/devices/rootnode_occupancysensor_iHyVgifZuo.matter
index 974121b..174d400 100644
--- a/examples/chef/devices/rootnode_occupancysensor_iHyVgifZuo.matter
+++ b/examples/chef/devices/rootnode_occupancysensor_iHyVgifZuo.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_onofflight_bbs1b7IaOV.matter b/examples/chef/devices/rootnode_onofflight_bbs1b7IaOV.matter
index a5d3799..7bb5408 100644
--- a/examples/chef/devices/rootnode_onofflight_bbs1b7IaOV.matter
+++ b/examples/chef/devices/rootnode_onofflight_bbs1b7IaOV.matter
@@ -1324,10 +1324,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1339,7 +1335,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_onofflightswitch_FsPlMr090Q.matter b/examples/chef/devices/rootnode_onofflightswitch_FsPlMr090Q.matter
index 3919e68..caffea3 100644
--- a/examples/chef/devices/rootnode_onofflightswitch_FsPlMr090Q.matter
+++ b/examples/chef/devices/rootnode_onofflightswitch_FsPlMr090Q.matter
@@ -1287,10 +1287,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1302,7 +1298,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_onoffpluginunit_Wtf8ss5EBY.matter b/examples/chef/devices/rootnode_onoffpluginunit_Wtf8ss5EBY.matter
index d0ba939..1502efb 100644
--- a/examples/chef/devices/rootnode_onoffpluginunit_Wtf8ss5EBY.matter
+++ b/examples/chef/devices/rootnode_onoffpluginunit_Wtf8ss5EBY.matter
@@ -1223,10 +1223,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1238,7 +1234,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_pressuresensor_s0qC9wLH4k.matter b/examples/chef/devices/rootnode_pressuresensor_s0qC9wLH4k.matter
index 0a976f9..9deb034 100644
--- a/examples/chef/devices/rootnode_pressuresensor_s0qC9wLH4k.matter
+++ b/examples/chef/devices/rootnode_pressuresensor_s0qC9wLH4k.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_pump_a811bb33a0.matter b/examples/chef/devices/rootnode_pump_a811bb33a0.matter
index 28c8ae5..391a697 100644
--- a/examples/chef/devices/rootnode_pump_a811bb33a0.matter
+++ b/examples/chef/devices/rootnode_pump_a811bb33a0.matter
@@ -873,10 +873,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -888,7 +884,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** An interface for configuring and controlling pumps. */
diff --git a/examples/chef/devices/rootnode_speaker_RpzeXdimqA.matter b/examples/chef/devices/rootnode_speaker_RpzeXdimqA.matter
index 16297b6..17f8250 100644
--- a/examples/chef/devices/rootnode_speaker_RpzeXdimqA.matter
+++ b/examples/chef/devices/rootnode_speaker_RpzeXdimqA.matter
@@ -1318,10 +1318,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1333,7 +1329,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_temperaturesensor_Qy1zkNW7c3.matter b/examples/chef/devices/rootnode_temperaturesensor_Qy1zkNW7c3.matter
index c7e3118..e04574d 100644
--- a/examples/chef/devices/rootnode_temperaturesensor_Qy1zkNW7c3.matter
+++ b/examples/chef/devices/rootnode_temperaturesensor_Qy1zkNW7c3.matter
@@ -1250,10 +1250,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1265,7 +1261,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_thermostat_bm3fb8dhYi.matter b/examples/chef/devices/rootnode_thermostat_bm3fb8dhYi.matter
index a9e089a..b046272 100644
--- a/examples/chef/devices/rootnode_thermostat_bm3fb8dhYi.matter
+++ b/examples/chef/devices/rootnode_thermostat_bm3fb8dhYi.matter
@@ -1175,10 +1175,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1190,7 +1186,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only
diff --git a/examples/chef/devices/rootnode_windowcovering_RLCxaGi9Yx.matter b/examples/chef/devices/rootnode_windowcovering_RLCxaGi9Yx.matter
index bcfa526..e4a671a 100644
--- a/examples/chef/devices/rootnode_windowcovering_RLCxaGi9Yx.matter
+++ b/examples/chef/devices/rootnode_windowcovering_RLCxaGi9Yx.matter
@@ -1175,10 +1175,6 @@
     INT16U groupKeySetID = 0;
   }
 
-  request struct KeySetReadAllIndicesRequest {
-    INT16U groupKeySetIDs[] = 0;
-  }
-
   response struct KeySetReadResponse = 2 {
     GroupKeySetStruct groupKeySet = 0;
   }
@@ -1190,7 +1186,7 @@
   fabric command access(invoke: administer) KeySetWrite(KeySetWriteRequest): DefaultSuccess = 0;
   fabric command access(invoke: administer) KeySetRead(KeySetReadRequest): KeySetReadResponse = 1;
   fabric command access(invoke: administer) KeySetRemove(KeySetRemoveRequest): DefaultSuccess = 3;
-  fabric command access(invoke: administer) KeySetReadAllIndices(KeySetReadAllIndicesRequest): KeySetReadAllIndicesResponse = 4;
+  fabric command access(invoke: administer) KeySetReadAllIndices(): KeySetReadAllIndicesResponse = 4;
 }
 
 /** The Fixed Label Cluster provides a feature for the device to tag an endpoint with zero or more read only