legal_track_source = ['backfill', 'direct_delivery', 'sweeper']

schema = {
    "title": "Fingerprint Queue Message Schema",
    "description": "JSON schema validation for fingerprint request messages",
    "type": "object",
    "properties": {
        "filename": {
            "type": "string",
            "required": True,
            "blank": False},
        "tuid": {
            "type": "integer",
            "required": True,
            "blank": False},
        "upc": {
            "required": True,
            "blank": False},
        "file_upload_time": {
            "type": "integer",
            "required": False,
            "blank": False},
        "correlation_id": {
            "type": "string",
            "required": True,
            "blank": False},
        "track_source": {
            "type": "string",
            "required": True,
            "blank": False,
            "enum": legal_track_source}
    },
    "additionalProperties": True}