Returns a single membership selected by `id`.
GET /api-openparlamento/v1/19/memberships_votes/13402102/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 13402102,
    "voting_slug": "19-289-2",
    "sitting": {
        "id": 1954,
        "date": "2025-04-01",
        "number": 289,
        "branch": "S"
    },
    "title": "Articolo 2",
    "vote": "AYE",
    "group": {
        "id": 2,
        "acronym": "FdI",
        "slug": "FdI",
        "branch": "senato",
        "name": "Fratelli d'Italia",
        "color": "#37A6A5"
    },
    "group_vote": "AYE"
}