Returns a single membership selected by `id`.
GET /api-openparlamento/v1/19/memberships_votes/13970073/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 13970073,
    "voting_slug": "vs19_499_009",
    "sitting": {
        "id": 2025,
        "date": "2025-06-25",
        "number": 499,
        "branch": "C"
    },
    "title": "MANTENIMENTO ARTICOLO 8 - Votazione Articolo 8 ",
    "vote": "AYE",
    "group": {
        "id": 14,
        "acronym": "PD-IDP",
        "slug": "PD",
        "branch": "camera",
        "name": "PARTITO DEMOCRATICO - ITALIA DEMOCRATICA E PROGRESSISTA",
        "color": "#E43B45"
    },
    "group_vote": "AYE"
}