Use the online facet in order to get the online status of a thin client with a specific ID:

curl \

--request GET\

--header 'Cookie: JSESSIONID=3FB2F3F6A089FE9029DFD6DAFEF146DC' \

https://[server]:8443/umsapi/v3/thinclients/27?facets=online

The response contains, among others, the online property, which can have the values true and false:

Response

{

"unitID": "00E0C54DCB8E",

"mac": "00E0C54DCB8E",

"firmwareID": "21",

"lastIP": "172.30.91.43",

"online": false,

"id": "27",

"name": "Front Desk",

"parentID": "-1",

"movedToBin": false,

"objectType": "tc",

"links": [

{

"rel": "self",

"href": "https://172.30.91.227:8443/umsapi/v3/thinclients/27"

},

{

"rel": "Parent",

"href": "root"

},

{

"rel": "Firmware",

"href": "https://172.30.91.227:8443/umsapi/v3/firmwares/21"

}

]

}