Get Company Signals by IDs

curl --request POST \
  --url https://api.lusha.com/api/signals/companies \
  --header 'Content-Type: application/json' \
  --header 'api_key: <api-key>' \
  --data '
{
  "companyIds": [
    3416
  ],
  "signals": [
    "websiteTrafficIncrease"
  ],
  "startDate": "2025-01-01",
  "maxResultsPerSignal": 10
}
'

{
  "companies": {
    "3416": {
      "companyId": "3416",
      "companyName": "Test",
      "domain": "test.com",
      "commercialActivityNews": [
        {
          "companyId": "3416",
          "companyName": "Lusha",
          "domain": "lusha.com",
          "signalId": "1503910",
          "eventType": "partnership",
          "eventSummary": "Lusha announced a strategic partnership with Salesforce.",
          "articlePublishedDate": "2025-06-15",
          "articleTitle": "Lusha Partners with Salesforce",
          "articleHighlight": "The partnership enables Salesforce users to access Lusha data directly within their CRM.",
          "eventEffectiveDate": "2025-06-10",
          "articleUrl": "https://example.com/lusha-salesforce-partnership"
        }
      ],
      "websiteTrafficIncrease": [
        {
          "companyId": "3416",
          "signalId": "1503902",
          "signalDate": "2025-06-15",
          "historicalAvg": 50000,
          "lastMonthVisits": 75000,
          "changeRatePercent": 50,
          "companyName": "Test",
          "domain": "test.com"
        }
      ]
    }
  },
  "endDate": "2025-07-31",
  "startDate": "2025-01-01",
  "creditCharged": 2
}