The vals endpoints allow you to manipulate vals.
POST /v1/valsGET /v1/vals/{val_id}DELETE /v1/vals/{val_id}GET /v1/vals/{val_id}/versionsPOST /v1/vals/{val_id}/versionsGET /v1/vals/{val_id}/versions/{version}DELETE /v1/vals/{val_id}/versions/{version}GET /v1/vals/{val_id}/runs