curl --request GET \
  --url https://app.chatobserver.com/api/v1/analytics/visitor-metrics \
  --header 'x-chatobserver-key: <api-key>'

const options = {method: 'GET', headers: {'x-chatobserver-key': '<api-key>'}};

fetch('https://app.chatobserver.com/api/v1/analytics/visitor-metrics', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://app.chatobserver.com/api/v1/analytics/visitor-metrics"

headers = {"x-chatobserver-key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "metrics": [
    {
      "key": "chatgpt.com",
      "label": "<string>",
      "count": 123
    }
  ],
  "hasData": false,
  "lastEventAt": "<string>"
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  },
  "requestId": "<string>"
}