authToken Value

Overall API requirements:

1. Only HTTPS is supported. The protocol version must be 1.2 or later. The certificate must be issued by an authority.
2. Only domain names are supported.
3. Only POST requests are supported.
4. API requests and details are in JSON format.
5. UTF-8 is used.
6. The signature algorithm is HmacSHA256.
7. KooGallery requests use signatures. You need to verify the signatures to ensure that the requests are not tampered with.
8. The information you return must be signed. KooGallery verifies the signature to ensure that the returned information is not tampered with.
9. The request timeout interval is 5 seconds.