Authorization is : mchid="",nonce_str="",timestamp="1628155226",serial_no="",signature=""  get getCertificates :{"data":[{"effective_time":"2021-08-03T16:17:31+08:00","encrypt_certificate":{"associated_data":"certificate","ciphertext":"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