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    "title": "Messe Düsseldorf Exhibitor List Scraper: MEDICA, K, ProWein",
    "description": "Messe Düsseldorf exhibitor list scraper for trade fair leads: MEDICA, COMPAMED, K, interpack, ProWein, wire, Tube, EuroShop, A+A, boot and more. One result = one exhibitor: company, e-mail, phone, website, address, country, hall and stand, categories. $0.95 per 1,000.",
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          "fairs": {
            "title": "Fairs (names, fair websites or exhibitor profile URLs)",
            "type": "array",
            "description": "Provide at least one. Fair names: medica, compamed, interpack, components, k, wire, tube, prowein, euroshop, eurocis, aplusa (A+A), glasstec, rehacare, valveworld, boot, caravan-salon, beauty. Or a fair website (https://www.medica-tradefair.com), or one exhibitor profile URL (https://www.medica-tradefair.com/vis/v1/en/exhprofiles/...). Default [\"medica\"] (demo).",
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              "medica"
            ],
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          "maxResultsPerFair": {
            "title": "Max exhibitors per fair",
            "minimum": 0,
            "type": "integer",
            "description": "Optional. Exhibitor rows saved per fair, integer >= 0. Default 20; 0 = the whole exhibitor list (MEDICA has about 3,700). You pay per row.",
            "default": 20
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          "keyword": {
            "title": "Keyword (search inside the fair)",
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            "description": "Optional. Only exhibitors matching this text in the fair search (company, products, categories), e.g. \"catheter\", \"extrusion\", \"riesling\". Empty = every exhibitor."
          },
          "includeDetails": {
            "title": "Read full profiles (e-mail, phone, website, address)",
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          "includeSisterFairs": {
            "title": "Include the sister fair",
            "type": "boolean",
            "description": "Some fair sites share one directory with a sister fair (MEDICA + COMPAMED, wire + Tube, interpack + components). Default false = only exhibitors of the fair you named. true = both.",
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          "language": {
            "title": "Profile language",
            "enum": [
              "en",
              "de"
            ],
            "type": "string",
            "description": "Optional. Language of descriptions and categories. Default en.",
            "default": "en"
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            "title": "Exhibitor countries",
            "type": "array",
            "description": "Optional. Keep only exhibitors from these countries: names (\"Germany\", \"United States\", \"South Korea\") or ISO codes (\"DE\", \"US\", \"KR\"). Filtered before profiles are read, so it also saves time. Empty = all countries.",
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              "type": "string"
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            "title": "Exhibitor types",
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            "description": "Optional. Keep only exhibitors with one of these type tags, e.g. \"Manufacturer\", \"Distributor\", \"Service\", \"OEM\" (exact tag, case-insensitive). Empty = all.",
            "items": {
              "type": "string"
            }
          },
          "nameContains": {
            "title": "Company name contains",
            "type": "string",
            "description": "Optional. Keep only companies whose name contains this text, e.g. \"GmbH\" or \"medical\"."
          },
          "withEmailOnly": {
            "title": "Only exhibitors with an e-mail",
            "type": "boolean",
            "description": "Optional. Skip exhibitors without a published e-mail (needs full profiles). Default false.",
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          },
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            "title": "Only exhibitors with a phone",
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            "description": "Optional. Skip exhibitors without a phone number (needs full profiles). Default false.",
            "default": false
          },
          "withWebsiteOnly": {
            "title": "Only exhibitors with a website",
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            "description": "Optional. Skip exhibitors without a website (needs full profiles). Default false.",
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          },
          "maxConcurrency": {
            "title": "Max concurrency",
            "minimum": 1,
            "maximum": 30,
            "type": "integer",
            "description": "Optional, advanced. Parallel requests, 1-30. Default 20.",
            "default": 20
          },
          "maxRequestRetries": {
            "title": "Max retries per request",
            "minimum": 0,
            "maximum": 20,
            "type": "integer",
            "description": "Optional, advanced. Retries per failed request (each on a new proxy session), 0-20. Default 6.",
            "default": 6
          },
          "proxyConfiguration": {
            "title": "Proxy configuration",
            "type": "object",
            "description": "Optional, advanced. Default: no proxy (the fair sites answer Apify servers directly), with automatic Apify datacenter / residential proxy fallback for any request that fails. Set {\"useApifyProxy\": true} to force a proxy on every request.",
            "default": {
              "useApifyProxy": false
            }
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                "type": "string",
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                    "type": "string",
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                  "userAgent": {
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