curl --request PUT \
  --url https://tawked.com/v1/applications/{application}/campaign-settings \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "campaign_message_webhooks": true,
  "fatigue_days": 15,
  "fatigue_max": 4
}
'

const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({campaign_message_webhooks: true, fatigue_days: 15, fatigue_max: 4})
};

fetch('https://tawked.com/v1/applications/{application}/campaign-settings', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://tawked.com/v1/applications/{application}/campaign-settings",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'campaign_message_webhooks' => true,
    'fatigue_days' => 15,
    'fatigue_max' => 4
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

import requests

url = "https://tawked.com/v1/applications/{application}/campaign-settings"

payload = {
    "campaign_message_webhooks": True,
    "fatigue_days": 15,
    "fatigue_max": 4
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "data": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "fields": {},
  "needs": "<string>",
  "next": "<string>",
  "did_you_mean": [
    {}
  ],
  "human_action": {
    "reason": "connect_whatsapp",
    "url": "<string>",
    "say": "<string>",
    "then": "<string>"
  },
  "approval": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "status": "pending",
    "operation": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}