async def METHOD_NAME():
    api_client = create_api_client()
    respx.post(api_client.usagers_url).mock(
        return_value=httpx.Response(200, json=PE_API_RECHERCHE_USAGERS_RESULT_OK_MOCK)
    )
    beneficiary: Beneficiary | None = await api_client.search_beneficiary(
        "181036290874034", "1981-03-15"
    )
    assert (
        beneficiary.identifiant
        == PE_API_RECHERCHE_USAGERS_RESULT_OK_MOCK["identifiant"]
    )