# Fetch Margin Account Summary
import requests, hmac, hashlib, base64, time, json

API_KEY = "account-xxx"
API_SECRET = "secret-xxx"
URL = "https://api.gemini.com/v1/margin/account"

payload = {
    "request": "/v1/margin/account",
    "nonce": int(time.time() * 1000)
}
encoded_payload = base64.b64encode(json.dumps(payload).encode())
signature = hmac.new(API_SECRET.encode(), encoded_payload, hashlib.sha384).hexdigest()

headers = {
    "Content-Type": "text/plain",
    "Content-Length": "0",
    "X-GEMINI-APIKEY": API_KEY,
    "X-GEMINI-PAYLOAD": encoded_payload.decode(),
    "X-GEMINI-SIGNATURE": signature,
}

response = requests.post(URL, headers=headers)
print(response.json())