On-Behalf-Of Account Access

Using your Partner API key, you may make a request on behalf of an authorized ShipStation or ShipEngine user.

You may access any endpoint the same way as you normally would, just add the On-Behalf-Of header with the account API Key.

Example

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GET /v1/environment/whoami HTTP/1.1
Host: api.shipengine.com
API-Key: __YOUR_API_KEY_HERE__
On-Behalf-Of: __CUSTOMER_API_KEY_HERE__
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{
"data": {
"username": "1172793"
},
"request_id": "d0f79270-bd60-4e9d-8183-a4cee193036e"
}