# Get the Health Score Summary Use this endpoint to retrieve the overall health of devices. ### `POST /dm/v1/healthscore/summary` ## Header Parameters The request header must set the content-type to JSON, contain a current ThingSpace authorization token and a current VZ-M2M session token. For more details on how to get these tokens, visit [Getting Started](https://thingspace.verizon.com/documentation/api-documentation.html#/http/connectivity-management/guides/getting-started/introduction-to-the-connectivity-management-api). |Parameter Name|Data Type|Description| |-----|-----|-----| | **Authorization** *(required)* | string | HTTP Authorization request header containing a valid Bearer token: `Authorization: Bearer {token}` | | **VZ-M2M-Token** *(required)* | string | A valid session token returned by a Connectivity Management `POST /session/login` request. | | **Content-Type** *(required)* | string | Must be `application/json`. | ## HTTP Request [POST https://thingspace.verizon.com/api/dm/v1/healthscore/summary](/docs/specialized-apis/sensor-insights/api-endpoints/health-score/sensorinsightshealthscoresummary) ## Request Parameters None ## Request Body None ## Success Response **Status 200** This is a synchronous response, so the health summary will be returned. Example Response: ```json { "overallsummary": [ { "metrictype": "overallscore", "metricvalue": "string" } ] } ``` ## Success Parameters | Parameter | Data Type | Description | | ---------- | -------- | ----------- | | **overallsummary** |array|An array of metrics objects indicating the health of the devices.| | **metrictype** |string| The type of metric maesured. This can be `overallscore`, `gatewayscore`, `sensorscore` or `averagesignalstrength`. | | **metricvalue** |string| The score as a percentage. | ## Failure Responses Example Response: ```json { "error": "Error name or code", "error_description": "A longer error description.", "cause": "A cause for the error" } ```