I want krakenex.API to support authenticated private Kraken REST calls as part of the same session object.

I want krakenex.API to support authenticated private Kraken REST calls as part of the same session object.: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). After api = krakenex.API(key='my-key', secret='c2VjcmV0') , api.query private(method, data=None…

The task

After `api = krakenex.API(key='my-key', secret='c2VjcmV0')`, `api.query_private(method, data=None, timeout=None)` should build the private endpoint path `/0/private/<method>`, require both credentials, add a fresh millisecond timestamp nonce to the request parameters, sign the request using Kraken's HMAC-SHA512…

Part of FineEnvs/MiMo-V2.6-RL-harbor-code.