Utilize a biblioteca requests com o seguinte exemplo: import requests; url = "https://eagenda.com.br/api/v3/services/"; headers = {"accept": "application/json", "Authorization": "Bearer ", "Content-Type": "application/json"}; data = {"service_name": "Consulta Médica", "duration": "00:30", "price": 150.00, "max_clients": 5, "account_slug": "minha-conta"}; response = requests.post(url, json=data, headers=headers); print(response.status_code); print(response.json()).