https://api.data.payoff.ch/v2/underlyings?counters=true&keyword=Alphabet+%28A%29

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    "counters": {
        "exchanges": [
            {
                "ref": "XBRN",
                "name": "BX Swiss | XBRN",
                "num": "1"
            },
            {
                "ref": "XQMH",
                "name": "SIX Structured Products | XQMH",
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            }
        ]
    },
    "list": [
        {
            "id": 567,
            "isin": "US02079K3059",
            "symbol": "GOOGL",
            "name": "Alphabet (A)",
            "assetClass": "Aktien",
            "categories": {
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