Retrieves a resource by its external ID. Can include reference fields to resolve and filter by field values.
If using a platform scoped JWT, you can pass in a header to impersonate a specific tenant to impersonate the request as.
The name or id of the schema definition to filter the resources by
The external ID of the resource to retrieve
Comma-separated list of reference ($ref) fields to include in the response. (Supports nested references with dot notation)
Status 200 response
The response is of type object
.