Returns a single membership selected by `id`.
GET /api-openparlamento/v1/19/memberships_votes/13321914/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 13321914,
    "voting_slug": "19-288-123",
    "sitting": {
        "id": 1947,
        "date": "2025-03-20",
        "number": 288,
        "branch": "S"
    },
    "title": "Intelligenza artificiale - Em. 14.20, Lopreiato e altri",
    "vote": "MIS",
    "group": {
        "id": 2,
        "acronym": "FdI",
        "slug": "FdI",
        "branch": "senato",
        "name": "Fratelli d'Italia",
        "color": "#37A6A5"
    },
    "group_vote": "NO"
}