import requests

url = 'https://panel.yellikasms.com/api/v3/sms/send'
headers = {
    'Accept': 'application/json',
    'Authorization': 'Bearer XXXX-VOTRE-TOKEN--ICI-XXXX',
    'Content-Type': 'application/json',
}

data = {
    'recipient': '225++++++',
    'sender_id': 'XXX-SENDER-ID-ICI-XXX',
    'type': 'plain',
    'message': 'MESSAGE-ICI',
}

response = requests.post(url, headers=headers, json=data)
print(response.text)