[
  "protocol",
  "host",
  "hostname",
  "family",
  "port",
  "localAddress",
  "socketPath",
  "method",
  "path",
  "headers",
  "auth",
  "agent",

  "pfx",
  "key",
  "passphrase",
  "cert",
  "ca",
  "ciphers",
  "rejectUnauthorized",
  "secureProtocol"
]