# Add targets to a static segment (deprecated) Maximum of 50 targets If using unicity values to identify targets and the account has more than one unicity criteria configured, the values must be concatenated and sent as a single string for each target. Endpoint: PUT /segments/{id}/targets Version: 8.1.0 ## Path parameters: - `id` (integer, required) The segment's id ## Header parameters: - `X-Key` (string, required) A unique API key used to authenticate requests to the NP6 platform. This key must be included in every API call to validate the identity and permissions of the client. Keep your API key secure and do not expose it in public code or logs. ## Response 400 fields ## Response 401 fields ## Response 403 fields ## Response 404 fields ## Response 409 fields