{
  "openapi": "3.0.1",
  "info": {
    "title": "nexxt-change Company Sale Listings Scraper",
    "description": "Unofficial nexxt-change scraper for public German business succession and company-sale listings. Apply industry, location, revenue, employee, price, advertiser, image, and exposé filters, then export normalized results to JSON, CSV, Excel, or the Apify API.",
    "version": "1.0",
    "x-build-id": "76a1A47BOM5yf71wq"
  },
  "servers": [
    {
      "url": "https://api.apify.com/v2"
    }
  ],
  "paths": {
    "/acts/webdesigndetail~nexxt-change-company-extractor/run-sync-get-dataset-items": {
      "post": {
        "operationId": "run-sync-get-dataset-items-webdesigndetail-nexxt-change-company-extractor",
        "x-openai-isConsequential": false,
        "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.",
        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
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                "$ref": "#/components/schemas/inputSchema"
              }
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        "parameters": [
          {
            "name": "token",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK"
          }
        }
      }
    },
    "/acts/webdesigndetail~nexxt-change-company-extractor/runs": {
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        "operationId": "runs-sync-webdesigndetail-nexxt-change-company-extractor",
        "x-openai-isConsequential": false,
        "summary": "Executes an Actor and returns information about the initiated run in response.",
        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
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        "parameters": [
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            "name": "token",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/runsResponseSchema"
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      }
    },
    "/acts/webdesigndetail~nexxt-change-company-extractor/run-sync": {
      "post": {
        "operationId": "run-sync-webdesigndetail-nexxt-change-company-extractor",
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        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
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        "parameters": [
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            "name": "token",
            "in": "query",
            "required": true,
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            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK"
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "inputSchema": {
        "type": "object",
        "properties": {
          "searchTerm": {
            "title": "Search terms or listing ID",
            "maxLength": 255,
            "type": "string",
            "description": "Keywords or a nexxt-change Chiffre number. Leave empty to search all listings."
          },
          "excludeTerms": {
            "title": "Exclude words",
            "maxLength": 255,
            "type": "string",
            "description": "Exclude results containing these words."
          },
          "industrySector": {
            "title": "Industry sector",
            "enum": [
              "",
              "[1]",
              "[2]",
              "[3]",
              "[4]",
              "[5]",
              "[6]",
              "[7]",
              "[13]",
              "[8]",
              "[9]",
              "[10]",
              "[11]",
              "[12]"
            ],
            "type": "string",
            "description": "Choose a top-level sector. Use Advanced industry code below for a specific sub-sector.",
            "default": ""
          },
          "federalState": {
            "title": "Federal state",
            "enum": [
              "",
              "[1]",
              "[2]",
              "[3]",
              "[4]",
              "[5]",
              "[6]",
              "[7]",
              "[8]",
              "[9]",
              "[10]",
              "[11]",
              "[12]",
              "[13]",
              "[14]",
              "[15]",
              "[16]",
              "[17]"
            ],
            "type": "string",
            "description": "Choose a German federal state or listings outside Germany. Do not combine this with a postcode.",
            "default": ""
          },
          "postalCode": {
            "title": "Postcode",
            "pattern": "^$|^[0-9]{5}$",
            "maxLength": 5,
            "type": "string",
            "description": "A five-digit German postcode. This cannot be combined with a federal state or detailed location code."
          },
          "radiusKm": {
            "title": "Postcode radius (km)",
            "minimum": 0,
            "maximum": 100,
            "type": "integer",
            "description": "Search radius used only when a postcode is supplied.",
            "default": 15
          },
          "revenueRanges": {
            "title": "Last annual revenue",
            "uniqueItems": true,
            "type": "array",
            "description": "Select one or more source-site revenue bands.",
            "items": {
              "type": "string",
              "enum": [
                "5",
                "4",
                "2",
                "1",
                "3",
                "6"
              ],
              "enumTitles": [
                "Not specified",
                "Up to EUR 50,000",
                "Over EUR 50,000 to 250,000",
                "Over EUR 250,000 to 500,000",
                "Over EUR 500,000 to 2.5 million",
                "Over EUR 2.5 million"
              ]
            },
            "default": []
          },
          "employeeRanges": {
            "title": "Number of employees",
            "uniqueItems": true,
            "type": "array",
            "description": "Select one or more source-site employee bands.",
            "items": {
              "type": "string",
              "enum": [
                "6",
                "5",
                "3",
                "1",
                "2",
                "4",
                "7"
              ],
              "enumTitles": [
                "Not specified",
                "Up to 5",
                "6 to 10",
                "11 to 20",
                "21 to 50",
                "51 to 100",
                "Over 100"
              ]
            },
            "default": []
          },
          "priceRanges": {
            "title": "Asking price",
            "uniqueItems": true,
            "type": "array",
            "description": "Select one or more source-site asking-price bands.",
            "items": {
              "type": "string",
              "enum": [
                "5",
                "4",
                "2",
                "1",
                "3",
                "6"
              ],
              "enumTitles": [
                "Not specified",
                "Up to EUR 50,000",
                "Over EUR 50,000 to 250,000",
                "Over EUR 250,000 to 500,000",
                "Over EUR 500,000 to 2.5 million",
                "Over EUR 2.5 million"
              ]
            },
            "default": []
          },
          "internationalActivity": {
            "title": "International activity",
            "enum": [
              "",
              "yes",
              "no"
            ],
            "type": "string",
            "description": "Filter companies by whether international activity is stated.",
            "default": ""
          },
          "onlyWithExpose": {
            "title": "Only listings with an exposé",
            "type": "boolean",
            "description": "Return only companies for which the source page links an exposé PDF. The Actor returns the PDF URL but does not download the document.",
            "default": false
          },
          "onlyWithImages": {
            "title": "Only listings with images",
            "type": "boolean",
            "description": "Return only companies with images on the source site.",
            "default": false
          },
          "advertiserTypes": {
            "title": "Advertiser types",
            "uniqueItems": true,
            "type": "array",
            "description": "Select one or more advertiser types.",
            "items": {
              "type": "string",
              "enum": [
                "2",
                "1",
                "3"
              ],
              "enumTitles": [
                "Private person / company",
                "Broker",
                "Foreign direct investor"
              ]
            },
            "default": []
          },
          "association": {
            "title": "Partner association",
            "enum": [
              "",
              "13",
              "25",
              "15",
              "6",
              "17",
              "26",
              "2",
              "3",
              "4",
              "5",
              "7",
              "8",
              "9",
              "10",
              "12",
              "14",
              "16",
              "18",
              "19",
              "20",
              "22",
              "23",
              "24",
              "27"
            ],
            "type": "string",
            "description": "Filter by the regional-partner umbrella association shown in the source form.",
            "default": ""
          },
          "industryCode": {
            "title": "Advanced industry code",
            "pattern": "^$|^\\[[0-9]+(,[0-9]+){0,2}\\]$",
            "type": "string",
            "description": "Optional exact hierarchy code from the live ad_nace field, for example [1,14,205]. It overrides Industry sector."
          },
          "locationCode": {
            "title": "Advanced location code",
            "pattern": "^$|^\\[[0-9]+(,[0-9]+){0,2}\\]$",
            "type": "string",
            "description": "Optional exact hierarchy code from the live ad_nuts field, for example [1,1,93]. It overrides Federal state and cannot be combined with a postcode."
          },
          "maxItems": {
            "title": "Maximum listings",
            "minimum": 1,
            "maximum": 1000,
            "type": "integer",
            "description": "Maximum number of successfully extracted company listings. Split broader exports into separate filtered runs.",
            "default": 10
          },
          "maxPages": {
            "title": "Maximum search pages",
            "minimum": 1,
            "maximum": 100,
            "type": "integer",
            "description": "Safety cap for result pages. Pagination stops earlier when maxItems is reached or no next page exists.",
            "default": 100
          },
          "requestDelaySecs": {
            "title": "Delay between requests",
            "minimum": 1,
            "maximum": 10,
            "type": "integer",
            "description": "Minimum delay after each response. Keep this at 1 second or higher to reduce load on the source site.",
            "default": 1
          },
          "requestTimeoutSecs": {
            "title": "Request timeout",
            "minimum": 10,
            "maximum": 120,
            "type": "integer",
            "description": "Timeout for each HTTP request.",
            "default": 30
          }
        }
      },
      "runsResponseSchema": {
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            "properties": {
              "id": {
                "type": "string"
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              "actId": {
                "type": "string"
              },
              "userId": {
                "type": "string"
              },
              "startedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "finishedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "status": {
                "type": "string",
                "example": "READY"
              },
              "meta": {
                "type": "object",
                "properties": {
                  "origin": {
                    "type": "string",
                    "example": "API"
                  },
                  "userAgent": {
                    "type": "string"
                  }
                }
              },
              "stats": {
                "type": "object",
                "properties": {
                  "inputBodyLen": {
                    "type": "integer",
                    "example": 2000
                  },
                  "rebootCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "restartCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "resurrectCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "computeUnits": {
                    "type": "integer",
                    "example": 0
                  }
                }
              },
              "options": {
                "type": "object",
                "properties": {
                  "build": {
                    "type": "string",
                    "example": "latest"
                  },
                  "timeoutSecs": {
                    "type": "integer",
                    "example": 300
                  },
                  "memoryMbytes": {
                    "type": "integer",
                    "example": 1024
                  },
                  "diskMbytes": {
                    "type": "integer",
                    "example": 2048
                  }
                }
              },
              "buildId": {
                "type": "string"
              },
              "defaultKeyValueStoreId": {
                "type": "string"
              },
              "defaultDatasetId": {
                "type": "string"
              },
              "defaultRequestQueueId": {
                "type": "string"
              },
              "buildNumber": {
                "type": "string",
                "example": "1.0.0"
              },
              "containerUrl": {
                "type": "string"
              },
              "usage": {
                "type": "object",
                "properties": {
                  "ACTOR_COMPUTE_UNITS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_WRITES": {
                    "type": "integer",
                    "example": 0
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                  "KEY_VALUE_STORE_READS": {
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                  "KEY_VALUE_STORE_WRITES": {
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                  "KEY_VALUE_STORE_LISTS": {
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                    "example": 0
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                  "DATA_TRANSFER_EXTERNAL_GBYTES": {
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                  "PROXY_SERPS": {
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              "usageTotalUsd": {
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                "properties": {
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                  },
                  "DATASET_WRITES": {
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                    "example": 0
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                  "KEY_VALUE_STORE_READS": {
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                  },
                  "KEY_VALUE_STORE_WRITES": {
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                  },
                  "KEY_VALUE_STORE_LISTS": {
                    "type": "integer",
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                  "REQUEST_QUEUE_READS": {
                    "type": "integer",
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                  "DATA_TRANSFER_INTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
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                  "DATA_TRANSFER_EXTERNAL_GBYTES": {
                    "type": "integer",
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                  "PROXY_RESIDENTIAL_TRANSFER_GBYTES": {
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}