Returns a single membership selected by `id`.
GET /api-openparlamento/v1/19/memberships_votes/15181799/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 15181799,
    "voting_slug": "vs19_603_073",
    "sitting": {
        "id": 2192,
        "date": "2026-01-28",
        "number": 603,
        "branch": "C"
    },
    "title": "EM 3.6 - Votazione ",
    "vote": "MIS",
    "group": {
        "id": 11,
        "acronym": "FDI",
        "slug": "FdI",
        "branch": "camera",
        "name": "FRATELLI D'ITALIA",
        "color": "#37A6A5"
    },
    "group_vote": "NO"
}