{
    "id": "NK1.13.4",
    "type": "Component",
    "position": "NK1.13.4",
    "name": "Check Digit",
    "length": 1,
    "usage": "O",
    "rpt": "1",
    "dataType": "NM",
    "dataTypeName": "Numeric",
    "tableId": null,
    "tableName": null,
    "description": "The check digit in this data type is not an add-on produced by the message processor. It is the check digit that is part of the identifying number used in the sending application. If the sending application does not include a self-generated check digit in the identifying number, this component should be valued null.",
    "sample": "",
    "fields": []
}