DDR objects for specified facet term

`facet_id`: "topics", "facility", "format", "genre", or "rights".
`term_id`: A term ID from one of the following lists:

- http://partner.densho.org/vocab/api/0.2/topics.json
- http://partner.densho.org/vocab/api/0.2/facility.json
- http://partner.densho.org/vocab/api/0.2/format.json
- http://partner.densho.org/vocab/api/0.2/genre.json
- http://partner.densho.org/vocab/api/0.2/rights.json

GET /api/0.2/facet/topics/493/objects/
HTTP 200 OK
Allow: OPTIONS, GET
Content-Type: application/json
Vary: Accept

{
    "total": 0,
    "limit": 25,
    "offset": 0,
    "prev_offset": null,
    "next_offset": null,
    "page_size": 25,
    "this_page": 1,
    "num_this_page": 0,
    "prev_api": "",
    "next_api": "",
    "objects": [],
    "query": {
        "query": {
            "bool": {
                "must": [
                    {
                        "nested": {
                            "path": "topics",
                            "query": {
                                "term": {
                                    "topics.id": "493"
                                }
                            }
                        }
                    }
                ]
            }
        },
        "_source": [
            "id",
            "model",
            "links_html",
            "links_json",
            "links_img",
            "links_thumb",
            "links_children",
            "status",
            "public",
            "title",
            "description",
            "contributor",
            "creators",
            "facility",
            "format",
            "genre",
            "geography",
            "label",
            "language",
            "location",
            "persons",
            "rights",
            "topics",
            "image_url",
            "display_name",
            "bio",
            "extent"
        ]
    },
    "aggregations": null
}