Auditlog JSON in v3

{
    "transaction": {
        "client_ip": "127.0.0.1",
        "time_stamp": "Thu Jan 21 18:52:52 2016",
        "server_id": "a8c4ef34e653442d3968e7368748b81a9a6fa4c1",
        "client_port": 52026,
        "host_ip": "127.0.0.1",
        "host_port": 80,
        "id": "145341317239.923407",
        "request": {
            "protocol": "GET",
            "http_version": 1.0,
            "uri": "/webcgi/mail",
            "body": "",
            "headers": {
                "Connection": "Keep-Alive",
                "User-Agent": "Mozilla/5.00 (Nikto/2.1.5) (Evasions:None) (Test:000438)",
                "Host": "localhost"
            }
        },
        "response": {
            "http_code": 404,
            "headers": {

            }
        },
        "producer": {
            "modsecurity": "ModSecurity v3.0.0-alpha (Linux)",
            "connector": "ModSecurity-nginx v0.0.2-alpha",
            "secrules_engine": "Enabled",
            "components": [

            ]
        },
        "messages": [
            {
                "message": "Request Containing Content, but Missing Content-Type header",
                "produced_by": {
                    "ruleId": "960904",
                    "file": "/etc/modsecurity/owasp-v2/base_rules/modsecurity_crs_21_protocol_anomalies.conf",
                    "lineNumber": "74",
                    "data": "??",
                    "serverity": "??",
                    "ver": "??",
                    "tags": [

                    ],
                    "maturity": "0",
                    "accuracy": "0"
                }
            },
            {
                "message": "RBL Match for SPAM Source",
                "produced_by": {
                    "ruleId": "981138",
                    "file": "/etc/modsecurity/owasp-v2/optional_rules/modsecurity_crs_42_comment_spam.conf",
                    "lineNumber": "20",
                    "data": "??",
                    "serverity": "??",
                    "ver": "??",
                    "tags": [

                    ],
                    "maturity": "0",
                    "accuracy": "0"
                }
            },
            {
                "message": "Request Indicates a Security Scanner Scanned the Site",
                "produced_by": {
                    "ruleId": "990002",
                    "file": "/etc/modsecurity/owasp-v2/base_rules/modsecurity_crs_35_bad_robots.conf",
                    "lineNumber": "248",
                    "data": "??",
                    "serverity": "??",
                    "ver": "??",
                    "tags": [

                    ],
                    "maturity": "0",
                    "accuracy": "0"
                }
            },
            {
                "message": "Rogue web site crawler",
                "produced_by": {
                    "ruleId": "990012",
                    "file": "/etc/modsecurity/owasp-v2/base_rules/modsecurity_crs_35_bad_robots.conf",
                    "lineNumber": "24",
                    "data": "??",
                    "serverity": "??",
                    "ver": "??",
                    "tags": [

                    ],
                    "maturity": "0",
                    "accuracy": "0"
                }
            }
        ]
    }
}