This endpoint runs a workflow that uses a Webhook Trigger. Note that this endpoint should not be used to invoke a workflow that has a Custom Event. If you have defined a custom JSON body for the webhook trigger, it should be passed into the data body parameter.
The version of the API to use. The current API version is 2025-09.
The name of the workflow to run.
The Id of the workflow to activate. If you pass this parameter, then workflowName is not required.
The Id of the user you want to lookup. Returned from the Create User endpoint. Note: you can also use the Embedded user's username in this field.
The key-value pairs you want to send as defined in the webhook trigger. This data will be used in expressions during the workflow execution.
{ "key": "value" }200
"success"