Predefined Message Types

List of the predefined Message Types is presented in the following table:
Message Types are used to link rule chains together and to categorize the type of message that is processed in the rule node. (e.g. whether the message is measurement data or attributes or alarm information. )
Message Type
Display Name
Description
Message metadata
Message payload
POST_ATTRIBUTES_REQUEST
Post attributes
Request from device to publish client side attributes (see attributes api for reference)
deviceName - originator device name,
deviceType - originator device type
key/value json:
{
  "currentState": "IDLE"
}
POST_TELEMETRY_REQUEST
Post telemetry
Request from device to publish telemetry (see telemetry upload api for reference)
deviceName - originator device name,
deviceType - originator device type,
ts - timestamp (milliseconds)
key/value json:
{
  "temperature": 22.7
}
TO_SERVER_RPC_REQUEST
RPC Request from Device
RPC request from device (see client side rpc for reference)
deviceName - originator device name,
deviceType - originator device type,
requestId - RPC request Id provided by client
json containing method and params:
{
  "method": "getTime",
  "params": { "param1": "val1" }
}
RPC_CALL_FROM_SERVER_TO_DEVICE
RPC Request to Device
RPC request from server to device (see server side rpc api for reference)
requestUUID - internal request id used by sustem to identify reply target,
expirationTime - time when request will be expired,
oneway - specifies request type: true - without response, false - with response
json containing method and params:
{
  "method": "getGpioStatus",
  "params": { "param1": "val1" }
}
ACTIVITY_EVENT
Activity Event
Event indicating that device becomes active
deviceName - originator device name,
deviceType - originator device type
json containing device activity information:
{
  "active": true,
  "lastConnectTime": 1526979083267,
  "lastActivityTime": 1526979083270,
  "lastDisconnectTime": 1526978493963,
  "lastInactivityAlarmTime": 1526978512339,
  "inactivityTimeout": 10000
}
INACTIVITY_EVENT
Inactivity Event
Event indicating that device becomes inactive
deviceName - originator device name,
deviceType - originator device type
json containing device activity information, see Activity Event payload
CONNECT_EVENT
Connect Event
Event produced when device is connected
deviceName - originator device name,
deviceType - originator device type
json containing device activity information, see Activity Event payload
DISCONNECT_EVENT
Disconnect Event
Event produced when device is disconnected
deviceName - originator device name,
deviceType - originator device type
json containing device activity information, see Activity Event payload
ENTITY_CREATED
Entity Created
Event produced when new entity was created in system
userName - name of the user who created the entity,
userId - the user Id
json containing created entity details:
{
  "id": {
    "entityType": "DEVICE",
    "id": "efc4b9e0-5d0f-11e8-8559-37a7f8cdca74"
  },
  "createdTime": 1526918366334,
  ...
  "name": "my-device",
  "type": "temp-sensor"
}
ENTITY_UPDATED
Entity Updated
Event produced when existing entity was updated
userName - name of the user who updated the entity,
userId - the user Id
json containing updated entity details, see Entity Created payload
ENTITY_DELETED
Entity Deleted
Event produced when existing entity was deleted
userName - name of the user who deleted the entity,
userId - the user Id
json containing deleted entity details, see Entity Created payload
ENTITY_ASSIGNED
Entity Assigned
Event produced when existing entity was assigned to customer
userName - name of the user who performed assignment operation,
userId - the user Id,
assignedCustomerName - assigned customer name,
assignedCustomerId - Id of assigned customer
json containing assigned entity details, see Entity Created payload
ENTITY_UNASSIGNED
Entity Unassigned
Event produced when existing entity was unassigned from customer
userName - name of the user who performed unassignment operation,
userId - the user Id,
unassignedCustomerName - unassigned customer name,
unassignedCustomerId - Id of unassigned customer
json containing unassigned entity details, see Entity Created payload
ADDED_TO_ENTITY_GROUP
Added to Group
Event produced when entity was added to Entity Group. 
userName - name of the user who performed assignment operation,
userId - the user Id,
addedToEntityGroupName - entity group name,
addedToEntityGroupId - Id of entity group
empty json payload
REMOVED_FROM_ENTITY_GROUP
Removed from Group
Event produced when entity was removed from Entity Group. 
userName - name of the user who performed unassignment operation,
userId - the user Id,
removedFromEntityGroupName - entity group name,
removedFromEntityGroupId - Id of entity group
empty json payload
ATTRIBUTES_UPDATED
Attributes Updated
Event produced when entity attributes update was performed
userName - name of the user who performed attributes update,
userId - the user Id,
scope - updated attributes scope (can be either SERVER_SCOPE or SHARED_SCOPE)
key/value json with updated attributes:
{
  "softwareVersion": "1.2.3"
}
ATTRIBUTES_DELETED
Attributes Deleted
Event produced when some of entity attributes were deleted
userName - name of the user who deleted attributes,
userId - the user Id,
scope - deleted attributes scope (can be either SERVER_SCOPE or SHARED_SCOPE)
json with attributes field containing list of deleted attributes keys:
{
  "attributes": ["modelNumber", "serial"]
}
ALARM
Alarm event
Event produced when an alarm was created, updated or deleted
All fields from original Message Metadata
isNewAlarm - true if a new alram was just created
isExistingAlarm - true if an alarm is existing already
isClearedAlarm - true if an alarm was cleared
json containing created alarm details:
{
  "tenantId": {
     ...
  },
  "type": "High Temperature Alarm",
  "originator": {
     ...
  },
  "severity": "CRITICAL",
  "status": "CLEARED_UNACK",
  "startTs": 1526985698000,
  "endTs": 1526985698000,
  "ackTs": 0,
  "clearTs": 1526985712000,
  "details": {
    "temperature": 70,
    "ts": 1526985696000
  },
  "propagate": true,
  "id": "33cd8999-5dac-11e8-bbab-ad47060c9431",
  "createdTime": 1526985698000,
  "name": "High Temperature Alarm"
}
REST_API_REQUEST
REST API Request to Rule Engine
Event produced when user executes REST API call
requestUUID - the unique request id,
expirationTime - the expiration time of the request
json with request payload

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Message Type	Display Name	Description	Message metadata	Message payload
POST_ATTRIBUTES_REQUEST	Post attributes	Request from device to publish client side attributes (see attributes api for reference)	deviceName - originator device name, deviceType - originator device type	key/value json: `{` `"currentState": "IDLE"` `}`
POST_TELEMETRY_REQUEST	Post telemetry	Request from device to publish telemetry (see telemetry upload api for reference)	deviceName - originator device name, deviceType - originator device type, ts - timestamp (milliseconds)	key/value json: `{` `"temperature": 22.7` `}`
TO_SERVER_RPC_REQUEST	RPC Request from Device	RPC request from device (see client side rpc for reference)	deviceName - originator device name, deviceType - originator device type, requestId - RPC request Id provided by client	json containing method and params: `{` `"method": "getTime",` `"params": { "param1": "val1" }` `}`
RPC_CALL_FROM_SERVER_TO_DEVICE	RPC Request to Device	RPC request from server to device (see server side rpc api for reference)	requestUUID - internal request id used by sustem to identify reply target, expirationTime - time when request will be expired, oneway - specifies request type: true - without response, false - with response	json containing method and params: `{` `"method": "getGpioStatus",` `"params": { "param1": "val1" }` `}`
ACTIVITY_EVENT	Activity Event	Event indicating that device becomes active	deviceName - originator device name, deviceType - originator device type	json containing device activity information: `{` `"active": true,` `"lastConnectTime": 1526979083267,` `"lastActivityTime": 1526979083270,` `"lastDisconnectTime": 1526978493963,` `"lastInactivityAlarmTime": 1526978512339,` `"inactivityTimeout": 10000` `}`
INACTIVITY_EVENT	Inactivity Event	Event indicating that device becomes inactive	deviceName - originator device name, deviceType - originator device type	json containing device activity information, see Activity Event payload
CONNECT_EVENT	Connect Event	Event produced when device is connected	deviceName - originator device name, deviceType - originator device type	json containing device activity information, see Activity Event payload
DISCONNECT_EVENT	Disconnect Event	Event produced when device is disconnected	deviceName - originator device name, deviceType - originator device type	json containing device activity information, see Activity Event payload
ENTITY_CREATED	Entity Created	Event produced when new entity was created in system	userName - name of the user who created the entity, userId - the user Id	json containing created entity details: `{` `"id": {` `"entityType": "DEVICE",` `"id": "efc4b9e0-5d0f-11e8-8559-37a7f8cdca74"` `},` `"createdTime": 1526918366334,` `...` `"name": "my-device",` `"type": "temp-sensor"` `}`
ENTITY_UPDATED	Entity Updated	Event produced when existing entity was updated	userName - name of the user who updated the entity, userId - the user Id	json containing updated entity details, see Entity Created payload
ENTITY_DELETED	Entity Deleted	Event produced when existing entity was deleted	userName - name of the user who deleted the entity, userId - the user Id	json containing deleted entity details, see Entity Created payload
ENTITY_ASSIGNED	Entity Assigned	Event produced when existing entity was assigned to customer	userName - name of the user who performed assignment operation, userId - the user Id, assignedCustomerName - assigned customer name, assignedCustomerId - Id of assigned customer	json containing assigned entity details, see Entity Created payload
ENTITY_UNASSIGNED	Entity Unassigned	Event produced when existing entity was unassigned from customer	userName - name of the user who performed unassignment operation, userId - the user Id, unassignedCustomerName - unassigned customer name, unassignedCustomerId - Id of unassigned customer	json containing unassigned entity details, see Entity Created payload
ADDED_TO_ENTITY_GROUP	Added to Group	Event produced when entity was added to Entity Group.	userName - name of the user who performed assignment operation, userId - the user Id, addedToEntityGroupName - entity group name, addedToEntityGroupId - Id of entity group	empty json payload
REMOVED_FROM_ENTITY_GROUP	Removed from Group	Event produced when entity was removed from Entity Group.	userName - name of the user who performed unassignment operation, userId - the user Id, removedFromEntityGroupName - entity group name, removedFromEntityGroupId - Id of entity group	empty json payload
ATTRIBUTES_UPDATED	Attributes Updated	Event produced when entity attributes update was performed	userName - name of the user who performed attributes update, userId - the user Id, scope - updated attributes scope (can be either SERVER_SCOPE or SHARED_SCOPE)	key/value json with updated attributes: `{` `"softwareVersion": "1.2.3"` `}`
ATTRIBUTES_DELETED	Attributes Deleted	Event produced when some of entity attributes were deleted	userName - name of the user who deleted attributes, userId - the user Id, scope - deleted attributes scope (can be either SERVER_SCOPE or SHARED_SCOPE)	json with attributes field containing list of deleted attributes keys: `{` `"attributes": ["modelNumber", "serial"]` `}`
ALARM	Alarm event	Event produced when an alarm was created, updated or deleted	All fields from original Message Metadata isNewAlarm - true if a new alram was just created isExistingAlarm - true if an alarm is existing already isClearedAlarm - true if an alarm was cleared	json containing created alarm details: `{` `"tenantId": {` `...` `},` `"type": "High Temperature Alarm",` `"originator": {` `...` `},` `"severity": "CRITICAL",` `"status": "CLEARED_UNACK",` `"startTs": 1526985698000,` `"endTs": 1526985698000,` `"ackTs": 0,` `"clearTs": 1526985712000,` `"details": {` `"temperature": 70,` `"ts": 1526985696000` `},` `"propagate": true,` `"id": "33cd8999-5dac-11e8-bbab-ad47060c9431",` `"createdTime": 1526985698000,` `"name": "High Temperature Alarm"` `}`
REST_API_REQUEST	REST API Request to Rule Engine	Event produced when user executes REST API call	requestUUID - the unique request id, expirationTime - the expiration time of the request	json with request payload