{ "shell_port": 9002, "iopub_port": 9004, "stdin_port": 9003, "control_port": 9001, "hb_port": 9000, "ip": "127.0.0.1", "key": "a1b5d878-ae95-450e-8960-b689b5cf6938", "transport": "tcp", "signature_scheme": "hmac-sha256", "kernel_name": "" }