Telemetry Specifications

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Telemetry V3 Event Structure

All events follow a common data structure, though the event data structure (“edata”) differs for each event. The complete data structure is as follows:

{
 // About the event
 "eid": , // Required. TODO: Shall we rename it to "verb" ?? 
 "ets": , // Required. Epoch timestamp of event (time in milli-seconds. For ex: 1442816723)
 "ver": , // Required. Version of the event data structure, currently "3.0"
 "mid": , // Required. Unique message ID. Used for deduplication, replay and update indexes
 
 // Who did the event
 "actor": { // Required. Actor of the event.
   "id": , // Required. Id of the actor. For ex: uid incase of an user
   "type":  // Required. User, System etc.
 },
 
 // Context of the event
 "context": { // Required. Context in which the event has occured.
   "channel": , // Required. Channel which has produced the event
   "pdata": { // Optional. Producer of the event
     "id": , // Required. unique id assigned to that component
     "pid": , // Optional. In case the component is distributed, then which instance of that component
     "ver":  // Optional. version number of the build
   },
   "env": , // Required. Unique environment where the event has occured.
   "sid": , // Optional. session id of the requestor stamped by portal
   "did": , // Optional. uuid of the device, created during app installation
   "cdata": [{ // Optional. correlation data
     "type":"", // Required. Used to indicate action that is being correlated
     "id": "" // Required. The correlation ID value
   }],
   "rollup": { // Optional. Context rollups
     "l1": "",
     "l2": "",
     "l3": "",
     "l4": ""
   }
 },
 // What is the target of the event
 "object": { // Optional. Object which is the subject of the event.
   "id": , // Required. Id of the object. For ex: content id incase of content
   "type": , // Required. Type of the object. For ex: "Content", "Community", "User" etc.
   "ver": , // Optional. version of the object
   "rollup": { // Optional. Rollups to be computed of the object. Only 4 levels are allowed.
   	"l1": "",
     "l2": "",
     "l3": "",
     "l4": ""
   }
 },
 
 // What is the event data
 "edata": {} // Required.
 
 // Tags
 "tags": [] // Optional. Encrypted dimension tags passed by respective channels
}

Note:

  • All events have the same structure with only difference in edata structures.
  • All events have unique event codes i.e., (IDs).
  • All events are as per platform schema

Events Specs

  • Start - This method initializes capture of telemetric data associated to the start of user action

  • Impression - This method is used to capture telemetry for user visits to a specific page.

  • Interact - This method is used to capture user interactions on a page. For example, search, click, preview, move, resize, configure

  • Assess - This method is used to capture user assessments that happen while playing content.

  • Response - This method is used to capture user responses. For example; response to a poll, calendar event or a question.

  • Interrupt - This method is used to capture  interrupts triggered during user activity. For example;  mobile app sent to background, call on the mobile, etc.

  • Feedback - This method is used to capture user feedback

  • Share - This method is used to capture everything associated with sharing. For example; Share content, telemetry data, link, file etc.

  • Audit - This method is used to log telemetry when an object is changed. This includes life-cycle changes as well

  • Error - This method is used to capture when users face an error

  • Heartbeat - This method is used to log telemetry for heartbeat event to denote that the process is running

  • Log - This method is used to capture generic logging of events. For example; capturing logs for API calls, service calls, app updates etc.

  • Search - This method is used to capture the search state i.e. when search is triggered for content, item, assets etc.

  • Metrics - This method is used to log telemetry for service business metrics

  • Summary - This method is used to log telemetry summary event

  • Exdata - This method is used as a generic wrapper event to capture encrypted or serialized data

  • End - This method is used to capture closure after all the activities are completed

Start

This API is used to log telemetry when users view content or initiate game play

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Required. app, session, editor, player, workflow, assessment
    "dspec": DSPEC, // Optional. Device spec
    "uaspec": UASPEC, // Optional. User agent spec
    "loc": "", // Optional. Location of the device
    "mode": "", // Optional. Mode of start. For "player" it would be "play/edit/preview". For Workflow it would be Review/Flag/Publish. For editor it could be "content", "textbook", "generic", "lessonplan" etc
    "duration": , // Optional. Time taken to initialize/start
    "pageid": "" // Optional. Page/Stage id where the start has happened.
  }
}

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device1",
      "env": "Genie",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0"
      },
      "sid": "3f2a0cc4-7bde-4044-8261-500dc13ef285"
    },
    "edata": {
      "mode": "edit",
      "pageid": "",
      "type": "player"
    },
    "eid": "START",
    "ets": 1518500741582,
    "mid": "92a9a779-ea2c-4f4e-8d07-fc7c3e851993",
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-13T05:45:48.588Z",
    "ts": "2018-02-13T05:45:41.582+0000"
  }

Impression

This API is used to log telemetry when users visit a specific page.

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Required. Impression type (list, detail, view, edit, workflow, search)
    "subtype": "", // Optional. Additional subtype. "Paginate", "Scroll"
    "pageid": "", // Required. Unique page id
    "uri": "", // Required. Relative URL of the content
    "visits": [VISIT] // Optional. Capture the object visits
  }
}

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device1",
      "env": "ContentPlayer",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0"
      },
      "rollup": {},
      "sid": "7d6c6c9a-8323-49b2-84e0-3b46ae32eada"
    },
    "edata": {
      "visits": [
        {
          "objid": "course1",
          "objtype": "Course",
          "section": "Latest Courses",
          "index": 0
        },
        {
          "objid": "course2",
          "objtype": "Course",
          "section": "Latest Courses",
          "index": 1
        }
      ],
      "pageid": "home-page",
      "type": "workflow",
      "uri": ""
    },
    "eid": "IMPRESSION",
    "ets": 1518503128479,
    "mid": "4273778a-8f35-4945-97ae-bf5033c84425",
    "object": {
      "id": "test-content1",
      "type": "Content",
      "ver": "2.0"
    },
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-13T06:25:32.914Z",
    "ts": "2018-02-13T06:25:28.479+0000"
  }

Interact

This API is used to log telemetry of user interactions on the page. For example, search, click, preview, move, resize, configure

The “edata” structure of Start is as follows:

data - Object //Required
{
  "edata": {
    "type": "", // Required. Type of interaction TOUCH,DRAG,DROP,PINCH,ZOOM,SHAKE,ROTATE,SPEAK,LISTEN,WRITE,DRAW,START,ENDCHOOSE,ACTIVATE,SHOW,HIDE,SCROLL,HEARTBEAT,OTHER
    "subtype": "", // Optional. Additional types for a global type. For ex: for an audio the type is LISTEN and thesubtype can be one of PLAY,PAUSE,STOP,RESUME,END
    "id": "", // Required. Resource (button, screen, page, etc) id on which the interaction happened - use systemidentifiers when reporting device events
    "pageid": "", // Optional. Stage or page id on which the event happened
    "target": TARGET, // Optional. Target context where the interaction has happened
    "plugin": PLUGIN, // Optional. Plugin on which the interaction has happend
    "extra": { // Optional. Extra attributes for an interaction
      "pos": [{"x":,"y":,"z":}], // Array of positional attributes. For ex: Drag and Drop has two positional attributes. One where the drag has started and the drop point
      "values": [], // Array of values, e.g. for timestamp of audio interactions
    }
  }
}

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device1",
      "env": "ContentPlayer",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0"
      },
      "rollup": {},
      "sid": "7d6c6c9a-8323-49b2-84e0-3b46ae32eada"
    },
    "edata": {
      "id": "id1",
      "pageid": "end-page",
      "subtype": "",
      "type": "TOUCH"
    },
    "eid": "INTERACT",
    "ets": 1518503441413,
    "mid": "41c5632f-a47e-4910-99b3-3b351c3ca3bf",
    "object": {
      "id": "id1",
      "type": "Content",
      "ver": "1.0"
    },
    "tags": [],
    "ver": "3.0",
    "@version": "1",
    "@timestamp": "2018-02-13T06:30:33.578Z",
    "ts": "2018-02-13T06:30:41.413+0000"
  }

Assess

This API is used to log telemetry of assessments that have occured when the user is viewing content

The “edata” structure of Start is as follows:

{
  "edata": {
    "item": QUESTION, // Required. Question Data
    "index": , // Optional. Index of the question within a content.
    "pass": "", // Required. Yes, No. This is case-sensitive. default value: No.
    "score": , // Required. Evaluated score (Integer or decimal) on answer(between 0 to 1), default is 1 if pass=YES or 0 if pass=NO. 
    "resvalues": [{"id":"value"}], // Required. Array of key-value pairs that represent child answer (result of this assessment)
    "duration":  // Required. time taken (decimal number) for this assessment in seconds
  }
}

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device",
      "env": "ContentPlayer",
      "pdata": {
        "id": "producer1",
        "ver": "1.0"
      },
      "rollup": {},
      "sid": "ci4gjqokrccvbdl4kss4pbhnh0"
    },
    "edata": {
      "duration": 9,
      "item": {
        "desc": "",
        "exlength": 0,
        "id": "ques1",
        "maxscore": 1,
        "mc": [],
        "mmc": [],
        "params": [],
        "uri": ""
      },
      "pass": "No",
      "resvalues": [
        {
          "ans1": "6"
        }
      ],
      "score": 0
    },
    "eid": "ASSESS",
    "ets": 1518503832030,
    "mid": "4399a98d6c50c5d70a3150f3a5ab649e",
    "object": {
      "id": "test-content",
      "type": "Content",
      "ver": "1.0"
    },
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-13T06:37:25.333Z",
    "ts": "2018-02-13T06:37:12.030+0000"
  }

Response

This API is used to log telemetry of user response. For example; Responded to assessments.

The “edata” structure of Start is as follows:

{
  "edata": {
    "target": TARGET, // Required. Target of the response
    "type": "", // Required. Type of response. CHOOSE, DRAG, SELECT, MATCH, INPUT, SPEAK, WRITE
    "values": [{"key":"value"}] // Required. Array of response tuples. For ex: if lhs option1 is matched with rhs optionN - [{"lhs":"option1"}, {"rhs":"optionN"}]
  }
}  

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device",
      "env": "ContentPlayer",
      "pdata": {
        "id": "producer1",
        "ver": "1.0"
      },
      "rollup": {},
      "sid": ""
    },
    "edata": {
      "target": {
        "id": "ques1",
        "type": "AssessmentItem",
        "ver": "1.0"
      },
      "type": "SELECT",
      "values": [
        {
          "option": "A",
          "state": "selected"
        }
      ]
    },
    "eid": "RESPONSE",
    "ets": 1518503809778,
    "mid": "RESPONSE:55ea33c06880c9179c92d223661172c6",
    "object": {
      "id": "test-content1",
      "type": "Content",
      "ver": "1"
    },
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-13T06:37:01.255Z",
    "ts": "2018-02-13T06:36:49.778+0000"
  }

Interrupt

This API is used to log telemetry for any interruptions that have occurred when a user is viewing content or playing games. For example; screen lock, incoming call, etc.

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Required. [m:background, m:resume]
    "pageid": "" // Optional. Page id where the interrupt has happened
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "eid": "INTERRUPT",
    "edata": {
      "type": "resume"
    },
    "ver": "3.0",
    "@timestamp": "2018-02-13T06:48:56.626Z",
    "ets": 1518504535560,
    "context": {
      "channel": "test-channel",
      "env": "Genie",
      "sid": "a9da9668-d3f0-4edf-8c2a-e92c0b4cb24f",
      "did": "test-device",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0.25"
      },
      "cdata": []
    },
    "mid": "INTERRUPT:15704362-aa2a-4b4c-b99c-0f4296a98f52",
    "object": {
      "parent": {}
    },
    "tags": [
      "registered-tag1"
    ],
    "ts": "2018-02-13T06:48:55.560+0000"
  }

Feedback

This API is used to log telemetry of feedback provided by the user.

The “edata” structure of Start is as follows:

{
  "edata": {
    "rating": 3, // Optional. Numeric score (+1 for like, -1 for dislike, or 4.5 stars given in a rating)
    "comments": "User entered feedback" // Optional. Text feedback (if any)
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device",
      "env": "ContentPlayer",
      "pdata": {
        "id": "producer",
        "pid": "genieservice.android",
        "ver": "1.0"
      },
      "rollup": {},
      "sid": "fe6e4b5f-ef32-4a20-827f-eb094df05e8a"
    },
    "edata": {
      "comments": "",
      "rating": 2
    },
    "eid": "FEEDBACK",
    "ets": 1518456436008,
    "mid": "5a7bee12-a4ed-49b1-9ac9-e03343045d08",
    "object": {
      "id": "test-content1",
      "type": "Content",
      "ver": "1.0"
    },
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-12T17:27:27.297Z",
    "ts": "2018-02-12T17:27:16.008+0000"
  }

Share

This API is used to log telemetry when a user shares any content with other users.

The “edata” structure of Start is as follows:

{
  "edata": {
    "dir": "", // In/Out
    "type": "", // File/Link/Message
    "items": [{ // Required. array of items shared
      "id": "",
      "type": "",
      "ver": ""
      "params": [
        {"key": "value"}
      }],
      "origin": { // Origin of the share file/link/content
        "id": "", // Origin id
        "type": "" // Origin type
      },
      "to": {
        "id": "",
        "type": ""
      }
    }]
  }
}  

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "eid": "SHARE",
    "edata": {
      "dir": "In",
      "type": "File",
      "items": [
        {
          "ver": "1.0",
          "origin": {
            "id": "devcie1",
            "type": "device"
          },
          "id": "content1",
          "to": {
            "id": "",
            "type": ""
          },
          "type": "CONTENT",
          "params": [
            {
              "transfers": 0,
              "count": 0
            }
          ]
        },
        {
          "ver": "2.0",
          "origin": {
            "id": "device1",
            "type": "device"
          },
          "id": "content2",
          "to": {
            "id": "",
            "type": ""
          },
          "type": "CONTENT",
          "params": [
            {
              "transfers": 0,
              "count": 0
            }
          ]
        }
      ]
    },
    "ver": "3.0",
    "@timestamp": "2018-02-13T07:00:59.995Z",
    "ets": 1518505245934,
    "context": {
      "channel": "test-channel",
      "env": "Genie",
      "sid": "6aa26dab-672e-4507-a2b5-c63fe926796c",
      "did": "test-device",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0.25"
      },
      "cdata": []
    },
    "mid": "SHARE:ec607e89-7d5f-4898-ae86-c690e35432fa",
    "object": {
      "parent": {}
    },
    "tags": [
      "tag1"
    ],
    "ts": "2018-02-13T07:00:45.934+0000"
  }

Audit

This API is used to log telemetry when an object is changed. This includes life-cycle changes as well.

The “edata” structure of Start is as follows:

data - Object //Required
{
  "edata": {
    "props": [""], // Updated properties
    "state": "", // Optional. Current state
    "prevstate": "" // Optional. Previous state
  }
}

Example event data:

{
    "actor": {
      "id": "",
      "type": ""
    },
    "eid": "AUDIT",
    "edata": {
      "state": "Draft",
      "prevstate": ""
    },
    "ver": "3.0",
    "@timestamp": "2018-02-13T07:09:04.183Z",
    "ets": 1518505742782,
    "context": {
      "channel": "test-channel",
      "env": "",
      "sid": "",
      "did": "",
      "pdata": {
        "id": "producer1",
        "pid": "ObjectLifecycle",
        "ver": "1.0"
      },
      "cdata": []
    },
    "mid": "AUDIT:6ef03ef3a9fa8308204ea4d8570591e0",
    "object": {
      "id": "test-content1",
      "type": "Content",
      "ver": "",
      "subtype": "Story",
      "parent": {
        "id": "",
        "type": ""
      }
    },
    "tags": [],
    "ts": "2018-02-13T07:09:02.782+0000"
  }

Error

This API is used to log telemetry of any error that has occurred when a user is viewing content or playing games.

The “edata” structure of Start is as follows:

{
  "edata": {
    "err": "", // Required. Error code
    "errtype": "", // Required. Error type classification - "SYSTEM", "MOBILEAPP", "CONTENT"
    "stacktrace": "", // Required. Detailed error data/stack trace
    "pageid": "", // Optional. Page where the error has occured
    "object": OBJECT, // Optional. Object on which the error occured
    "plugin": PLUGIN // Optional. Plugin in which the error occured
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device",
      "env": "Genie",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "6.0"
      },
      "sid": "a8506bb6-edc5-4b59-b935-07dbabd1e9f3"
    },
    "edata": {
      "err": "ERR_TOKEN_INVALID",
      "errtype": "UNAUTHORIZED_ACCESS",
      "stacktrace": "{\"id\":\"api.upload.url\",\"ver\":\"1.0\",\"ts\":\"2018-02-12T17:04:21.726Z\",\"params\":{\"resmsgid\":\"id1\",\"msgid\":null,\"status\":\"failed\",\"err\":\"ERR_TOKEN_INVALID\",\"errmsg\":\"Access denied\"},\"responseCode\":\"UNAUTHORIZED_ACCESS\",\"result\":{}}"
    },
    "eid": "ERROR",
    "ets": 1518505910718,
    "mid": "58a11d49-22c8-4535-a28b-7a323005d930",
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-02-13T07:12:10.415Z",
    "ts": "2018-02-13T07:11:50.718+0000"
  }

Heartbeat

This API is used to log telemetry for heartbeat event to denote that the process is running.

The “edata” structure of Start is as follows:

data - Object //Required
{
  "edata": {
  }
}

Log

This API is used to log telemetry of generic log events. For example; API calls, service calls, app updates, etc.

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Required. Type of log (system, process, api_access, api_call, job, app_update etc)
    "level": "", // Required. Level of the log. TRACE, DEBUG, INFO, WARN, ERROR, FATAL
    "message": "", // Required. Log message
    "pageid": "", // Optional. Page where the log event has happened
    "params": [{"key":"value"}] // Optional. Additional params in the log message
  }
}  

Example event data:

{
    "actor": {
      "id": "test-user1",
      "type": "User"
    },
    "eid": "LOG",
    "edata": {
      "level": "trace",
      "type": "api_call",
      "message": "successful",
      "params": [
        {
          "mode": "WIFI"
        }
      ]
    },
    "ver": "3.0",
    "@timestamp": "2018-02-12T13:00:24.918Z",
    "ets": 1518460198146,
    "context": {
      "channel": "test-channel",
      "env": "Genie",
      "sid": "85a8b3af-362f-48a5-9454-ac050dfe5a3a",
      "did": "test-device",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "1.0.25"
      },
      "cdata": []
    },
    "mid": "LOG:69e9ca45-c7e2-4a94-af50-50a4ff854cc9",
    "object": {
      "parent": {}
    },
    "tags": [
      "tag1"
    ],
    "ts": "2018-02-12T18:29:58.146+0000"
  }

This API is used to log telemetry when a user triggers a search for any content, item or asset

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "",
    "query": "", // Required. Search query string 
    "filters": {}, // Optional. Additional filters (see the API spec)
    "sort": {}, // Optional. Additional sort parameters
    "correlationid": "", // Optional. Server generated correlation id (for mobile app's telemetry)
    "size": 333, // Required. Number of search results
    "topn": [{}] // Required. top N (configurable) results with their score
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "context": {
      "cdata": [],
      "channel": "test-channel",
      "did": "test-device",
      "env": "Genie",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android",
        "ver": "6.6"
      },
      "sid": "0ec7c32e-8058-4624-be72-623760c9c5c3"
    },
    "edata": {
      "correlationid": "abcd",
      "filters": {
        "compatibilityLevel": {
          "max": 3,
          "min": 1
        },
        "contentType": [
          "Story",
          "Worksheet",
          "Game",
          "Collection",
          "TextBook"
        ],
        "objectType": [
          "Content"
        ],
        "status": [
          "Live"
        ]
      },
      "query": "hshshshhs",
      "size": 0,
      "topn": [],
      "type": "Content"
    },
    "eid": "SEARCH",
    "ets": 1516001242930,
    "mid": "7cfb0376-45b6-4e05-885b-081b7097b938",
    "tags": [],
    "ver": "3.0",
    "@timestamp": "2018-01-15T07:29:12.553Z",
    "ts": "2018-01-15T07:27:22.930+0000"
  }

Metrics

This API is used to log telemetry for service business metrics (also accessible via health API).

The “edata” structure of Start is as follows:

data - Object - Required
{
  "edata": {
    "metric1": Int,
    "metric2": Int
    /// more metrics, each is a key value
  }
}

Summary

This API is used to log telemetry summary event

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Required. Type of summary. Free text. "session", "app", "tool" etc
    "mode": "", // Optional.
    "starttime": Long, // Required. Epoch Timestamp of app start. Retrieved from first event.
    "endtime": Long, // Required. Epoch Timestamp of app end. Retrieved from last event.
    "timespent": Double, // Required. Total time spent by visitor on app in seconds excluding idle time.
    "pageviews": Long, // Required. Total page views per session(count of CP_IMPRESSION)
    "interactions": Long, // Required. Count of interact events
    "envsummary": [{ // Optional
        "env": String, // High level env within the app (content, domain, resources, community)
        "timespent": Double, // Time spent per env
        "visits": Long // count of times the environment has been visited
    }],
    "eventssummary": [{ // Optional
        "id": String, // event id such as CE_START, CE_END, CP_INTERACT etc.
        "count": Long // Count of events.
    }],
    "pagesummary": [{ // Optional
        "id": String, // Page id
        "type": String, // type of page - view/edit
        "env": String, // env of page
        "timespent": Double, // Time taken per page
        "visits": Long // Number of times each page was visited
    }]
  }
}

Exdata

This API is used to log telemetry for external data, while playing content

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": "", // Free flowing text. For ex: partnerdata, xapi etc
    "data": "" // Serialized data (can be either encrypted/encoded/stringified)
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "eid": "EXDATA",
    "edata": {
      "data": "\"dc:APA91bFi4zDhvOiymoL4uMszNfOBnPXTzPiohtVEQ5pmoKD7Hwo_1MYgZVdkk9fPne7xHP7cUu_eic6NU2RKldKiISefqilYJfpoCHe8ouidqLUNfhjKr\"",
      "type": "partnerdata"
    },
    "ver": "3.0",
    "@timestamp": "2018-02-13T07:43:25.271Z",
    "ets": 1518507781930,
    "context": {
      "channel": "test-channel",
      "env": "Genie",
      "sid": "8aaf8a9e-7c23-44e2-b262-dffc2935a3b7",
      "did": "test-device",
      "pdata": {
        "id": "producer1",
        "pid": "genieservice.android"
      },
      "cdata": []
    },
    "mid": "EXDATA:32b880df-a2d9-41e6-9821-9c9108fddbcc",
    "object": {
      "parent": {}
    },
    "tags": [],
    "ts": "2018-02-13T07:43:01.930+0000"
  }

End

This API is used to log telemetry while the user is closing or exiting the content or game

The “edata” structure of Start is as follows:

{
  "edata": {
    "type": , // Required. app, session, editor, player, workflow, assessment
    "mode": "", // Optional. Mode of start. For "player" it would be "play/edit/preview". For Workflow it would be Review/Flag/Publish. For editor it could be "content", "textbook", "generic", "lessonplan" etc
    "duration": , // Optional. Total duration from start to end in seconds
    "pageid": "", // Optional. Page/Stage id where the end has happened.
    "summary": [{"key":"value"}] // Optional. Summary of the actions done between start and end. For ex: "progress" for player session, "nodesModified" for collection editor
  }
}

Example event data:

{
    "actor": {
      "id": "test-user",
      "type": "User"
    },
    "eid": "END",
    "edata": {
      "mode": "play",
      "duration": 21,
      "summary": [
        {
          "progress": 50
        }
      ],
      "type": "player",
      "pageid": "play_video"
    },
    "ver": "3.0",
    "@timestamp": "2018-02-13T08:55:16.041Z",
    "ets": 1518512093695,
    "context": {
      "channel": "test-channel",
      "env": "ContentPlayer",
      "sid": "575d41ea-01fb-4e5e-86e0-5af15d82c7ee",
      "did": "test-device",
      "pdata": {
        "id": "producer",
        "pid": "genieservice.android",
        "ver": "1.0"
      },
      "cdata": [ ]
    },
    "mid": "END:54b2e8ea-e376-4d91-94eb-9cd4356a934e",
    "object": {
      "id": "test-content",
      "type": "Content",
      "ver": "1.0"
    },
    "tags": [
      "tag1"
    ],
    "ts": "2018-02-13T08:54:53.695+0000"
  }

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