{
    "name": "OnTrac",
    "courier_code": "ontrac",
    "tracking_numbers": [
        {
            "name": "OnTrac",
            "id": "ontrac_c",
            "regex": "\\s*C\\s*(?<SerialNumber>([0-9]\\s*){13})(?<CheckDigit>[0-9]\\s*)",
            "validation": {
                "checksum": {
                    "name": "mod10",
                    "evens_multiplier": 1,
                    "odds_multiplier": 2
                },
                "serial_number_format": {
                    "prepend_if": {
                        "matches_regex": "^(?!4).+$",
                        "content": "4"
                    }
                }
            },
            "tracking_url": "http://www.ontrac.com/tracking/?number=%s",
            "test_numbers": {
                "valid": [
                    "C11031500001879",
                    "C 110 31 500 00187 9",
                    "C10999911320231",
                    "C11121552953069",
                    "C11121553156000",
                    "C11121552829468"
                ],
                "invalid": [
                    "C10000000000000",
                    "C11031500001889"
                ]
            }
        },
        {
            "name": "OnTrac D",
            "id": "ontrac_d",
            "regex": "\\s*D\\s*(?<SerialNumber>([0-9]\\s*){13})(?<CheckDigit>[0-9]\\s*)",
            "validation": {
                "checksum": {
                    "name": "mod10",
                    "evens_multiplier": 1,
                    "odds_multiplier": 2
                },
                "serial_number_format": {
                    "prepend_if": {
                        "matches_regex": "^(?!5).+$",
                        "content": "5"
                    }
                }
            },
            "tracking_url": "http://www.ontrac.com/tracking/?number=%s",
            "test_numbers": {
                "valid": [
                    "D10011354453707",
                    "D10011345983010",
                    "D 100 113 459 830 10",
                    "D10011342332145"
                ],
                "invalid": [
                    "D10011345983012",
                    "D10011342332144"
                ]
            }
        }
    ]
}