Alerts verify event

alerts_verify_event.txt

# Sign the request body received with your secret
expected_sig = hmac.digest(msg=request_body_bytes,
                           key=bytes('your secret', 'utf-8'),
                           digest='sha256')

# Get the signature in the X-Leaf-Signature header
request_sig = base64.b64decode(sig_header)

# Compare both
hmac.compare_digest(expected_sig, request_sig)