curl --request POST \
  --url https://api.fanvue.com/v1/chats/lists/dynamic/preview/count \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-Fanvue-API-Version: <x-fanvue-api-version>' \
  --data '
{
  "definition": {
    "version": 2,
    "match": "any",
    "groups": [
      {
        "conditions": [
          {
            "dimension": "<string>",
            "operator": "<string>",
            "value": "<unknown>"
          }
        ]
      }
    ],
    "exclude": [
      {
        "dimension": "<string>",
        "operator": "<string>",
        "value": "<unknown>"
      }
    ],
    "includeUnreachable": true
  }
}
'

import requests

url = "https://api.fanvue.com/v1/chats/lists/dynamic/preview/count"

payload = { "definition": {
        "version": 2,
        "match": "any",
        "groups": [{ "conditions": [
                    {
                        "dimension": "<string>",
                        "operator": "<string>",
                        "value": "<unknown>"
                    }
                ] }],
        "exclude": [
            {
                "dimension": "<string>",
                "operator": "<string>",
                "value": "<unknown>"
            }
        ],
        "includeUnreachable": True
    } }
headers = {
    "X-Fanvue-API-Version": "<x-fanvue-api-version>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-Fanvue-API-Version': '<x-fanvue-api-version>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    definition: {
      version: 2,
      match: 'any',
      groups: [
        {
          conditions: [{dimension: '<string>', operator: '<string>', value: '<unknown>'}]
        }
      ],
      exclude: [{dimension: '<string>', operator: '<string>', value: '<unknown>'}],
      includeUnreachable: true
    }
  })
};

fetch('https://api.fanvue.com/v1/chats/lists/dynamic/preview/count', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "count": 128,
  "exact": true
}

{
  "error": "<string>",
  "message": "<string>"
}

{
  "error": "<string>"
}

{
  "error": "<string>"
}

{
  "error": "<string>",
  "message": "<string>",
  "nextVersion": "<string>"
}

{
  "error": "<string>"
}