diff --git a/FIWARE IoT Agent JSON.postman_collection.json b/FIWARE IoT Agent JSON.postman_collection.json
index 8e19ea5..52720d5 100644
--- a/FIWARE IoT Agent JSON.postman_collection.json	
+++ b/FIWARE IoT Agent JSON.postman_collection.json	
@@ -88,7 +88,7 @@
 						],
 						"body": {
 							"mode": "raw",
-							"raw": "{\n    \"devices\": [\n        {\n            \"device_id\": \"motion013\",\n            \"entity_name\": \"urn:ngsi-ld:Motion:010\",\n            \"entity_type\": \"Motion\",\n            \"timezone\": \"Europe/Berlin\",\n            \"expressionLanguage\": \"jexl\",\n            \"attributes\": [\n                {\n                    \"name\": \"location\",\n                    \"type\": \"geo:point\",\n                    \"expression\": \"{coordinates: [lon,lat], type: 'Point'}\"\n                },\n                {\n                    \"name\": \"TimeInstant\",\n                    \"type\": \"DateTime\",\n                    \"expression\": \"ts|toisodate\"\n                },\n                {\n                    \"name\": \"lat\",\n                    \"type\": \"Number\"\n                },\n                {\n                    \"name\": \"lon\",\n                    \"type\": \"Number\"\n                },\n                {\n                    \"name\": \"ts\",\n                    \"type\": \"Number\"\n                }\n            ]\n        }\n    ]\n}"
+							"raw": "{\n    \"devices\": [\n        {\n            \"device_id\": \"motion013\",\n            \"entity_name\": \"urn:ngsi-ld:Motion:010\",\n            \"entity_type\": \"Motion\",\n            \"apikey\": \"4jggokgpepnvsb2uv4s40d59ov\",\n            \"timezone\": \"Europe/Berlin\",\n            \"expressionLanguage\": \"jexl\",\n            \"attributes\": [\n                {\n                    \"name\": \"location\",\n                    \"type\": \"geo:point\",\n                    \"expression\": \"{coordinates: [lon,lat], type: 'Point'}\"\n                },\n                {\n                    \"name\": \"TimeInstant\",\n                    \"type\": \"DateTime\",\n                    \"expression\": \"ts|toisodate\"\n                },\n                {\n                    \"name\": \"lat\",\n                    \"type\": \"Number\"\n                },\n                {\n                    \"name\": \"lon\",\n                    \"type\": \"Number\"\n                },\n                {\n                    \"name\": \"ts\",\n                    \"type\": \"Number\"\n                }\n            ]\n        }\n    ]\n}"
 						},
 						"url": {
 							"raw": "http://{{iot-agent}}/iot/devices",
@@ -195,7 +195,7 @@
 						],
 						"body": {
 							"mode": "raw",
-							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"bell001\",\n      \"entity_name\": \"urn:ngsi-ld:Bell:001\",\n      \"entity_type\": \"Bell\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/bell001\",\n      \"commands\": [ \n        {\n          \"name\": \"ring\",\n          \"type\": \"command\"\n        }\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n    \t]\n    }\n  ]\n}\n"
+							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"bell001\",\n      \"entity_name\": \"urn:ngsi-ld:Bell:001\",\n      \"entity_type\": \"Bell\",\n      \"apikey\": \"4jggokgpepnvsb2uv4s40d59ov\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/bell001\",\n      \"commands\": [ \n        {\n          \"name\": \"ring\",\n          \"type\": \"command\"\n        }\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n    \t]\n    }\n  ]\n}\n"
 						},
 						"url": {
 							"raw": "http://{{iot-agent}}/iot/devices",
@@ -306,7 +306,7 @@
 						],
 						"body": {
 							"mode": "raw",
-							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"door001\",\n      \"entity_name\": \"urn:ngsi-ld:Door:001\",\n      \"entity_type\": \"Door\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/door001\",\n      \"commands\": [ \n        {\"name\": \"unlock\",\"type\": \"command\"},\n        {\"name\": \"open\",\"type\": \"command\"},\n        {\"name\": \"close\",\"type\": \"command\"},\n        {\"name\": \"lock\",\"type\": \"command\"}\n       ],\n       \"attributes\": [\n       \t{\"object_id\": \"s\", \"name\": \"state\", \"type\":\"Text\"}\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n       ]\n    }\n  ]\n}\n"
+							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"door001\",\n      \"entity_name\": \"urn:ngsi-ld:Door:001\",\n      \"entity_type\": \"Door\",\n      \"apikey\": \"4jggokgpepnvsb2uv4s40d59ov\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/door001\",\n      \"commands\": [ \n        {\"name\": \"unlock\",\"type\": \"command\"},\n        {\"name\": \"open\",\"type\": \"command\"},\n        {\"name\": \"close\",\"type\": \"command\"},\n        {\"name\": \"lock\",\"type\": \"command\"}\n       ],\n       \"attributes\": [\n       \t{\"object_id\": \"s\", \"name\": \"state\", \"type\":\"Text\"}\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n       ]\n    }\n  ]\n}\n"
 						},
 						"url": {
 							"raw": "http://{{iot-agent}}/iot/devices",
@@ -343,7 +343,7 @@
 						],
 						"body": {
 							"mode": "raw",
-							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"lamp001\",\n      \"entity_name\": \"urn:ngsi-ld:Lamp:001\",\n      \"entity_type\": \"Lamp\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/lamp001\",\n      \"commands\": [ \n        {\"name\": \"on\",\"type\": \"command\"},\n        {\"name\": \"off\",\"type\": \"command\"}\n       ],\n       \"attributes\": [\n       \t{\"object_id\": \"s\", \"name\": \"state\", \"type\":\"Text\"},\n        {\"object_id\": \"l\", \"name\": \"luminosity\", \"type\":\"Integer\"}\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n    \t]\n    }\n  ]\n}\n"
+							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"lamp001\",\n      \"entity_name\": \"urn:ngsi-ld:Lamp:001\",\n      \"entity_type\": \"Lamp\",\n      \"apikey\": \"4jggokgpepnvsb2uv4s40d59ov\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/lamp001\",\n      \"commands\": [ \n        {\"name\": \"on\",\"type\": \"command\"},\n        {\"name\": \"off\",\"type\": \"command\"}\n       ],\n       \"attributes\": [\n       \t{\"object_id\": \"s\", \"name\": \"state\", \"type\":\"Text\"},\n        {\"object_id\": \"l\", \"name\": \"luminosity\", \"type\":\"Integer\"}\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:001\"}\n    \t]\n    }\n  ]\n}\n"
 						},
 						"url": {
 							"raw": "http://{{iot-agent}}/iot/devices",
@@ -1025,7 +1025,7 @@
 						],
 						"body": {
 							"mode": "raw",
-							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"bell002\",\n      \"entity_name\": \"urn:ngsi-ld:Bell:002\",\n      \"entity_type\": \"Bell\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/bell002\",\n      \"commands\": [ \n        {\n          \"name\": \"ring\",\n          \"type\": \"command\"\n        }\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:002\"}\n    \t]\n    }\n  ]\n}\n"
+							"raw": "{\n  \"devices\": [\n    {\n      \"device_id\": \"bell002\",\n      \"entity_name\": \"urn:ngsi-ld:Bell:002\",\n      \"entity_type\": \"Bell\",\n      \"apikey\": \"4jggokgpepnvsb2uv4s40d59ov\",\n      \"protocol\": \"PDI-IoTA-UltraLight\",\n      \"transport\": \"HTTP\",\n      \"endpoint\": \"http://context-provider:3001/iot/bell002\",\n      \"commands\": [ \n        {\n          \"name\": \"ring\",\n          \"type\": \"command\"\n        }\n       ],\n       \"static_attributes\": [\n         {\"name\":\"refStore\", \"type\": \"Relationship\",\"value\": \"urn:ngsi-ld:Store:002\"}\n    \t]\n    }\n  ]\n}\n"
 						},
 						"url": {
 							"raw": "http://{{iot-agent}}/iot/devices",
diff --git a/README.ja.md b/README.ja.md
index 2f4b641..60850bb 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -816,6 +816,7 @@ curl -iX POST \
       "device_id": "bell001",
       "entity_name": "urn:ngsi-ld:Bell:001",
       "entity_type": "Bell",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/bell001",
       "commands": [
@@ -918,6 +919,7 @@ curl -iX POST \
       "device_id": "door001",
       "entity_name": "urn:ngsi-ld:Door:001",
       "entity_type": "Door",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/door001",
       "commands": [
@@ -959,6 +961,7 @@ curl -iX POST \
       "device_id": "lamp001",
       "entity_name": "urn:ngsi-ld:Lamp:001",
       "entity_type": "Lamp",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/lamp001",
       "commands": [
diff --git a/README.md b/README.md
index 6190c46..cf347d2 100644
--- a/README.md
+++ b/README.md
@@ -711,6 +711,7 @@ curl -iX POST \
       "device_id": "bell001",
       "entity_name": "urn:ngsi-ld:Bell:001",
       "entity_type": "Bell",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/bell001",
       "commands": [
@@ -807,6 +808,7 @@ curl -iX POST \
       "device_id": "door001",
       "entity_name": "urn:ngsi-ld:Door:001",
       "entity_type": "Door",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/door001",
       "commands": [
@@ -845,6 +847,7 @@ curl -iX POST \
       "device_id": "lamp001",
       "entity_name": "urn:ngsi-ld:Lamp:001",
       "entity_type": "Lamp",
+      "apikey": "4jggokgpepnvsb2uv4s40d59ov",
       "transport": "HTTP",
       "endpoint": "http://iot-sensors:3001/iot/lamp001",
       "commands": [