▶ curl -s http://headers.jsontest.com/ | gron json = {}; json.Accept = "*/*"; json.Host = "headers.jsontest.com"; json["User-Agent"] = "curl/7.43.0"; json["X-Cloud-Trace-Context"] = "c70f7bf26661c67d0b9f2cde6f295319/13941186890243645147";