[
    {
        "doctype": "Dunning Type",
        "dunning_type": "_Test First Notice",
        "company": "_Test Company",
        "is_default": 1,
        "dunning_fee": 0.0,
        "rate_of_interest": 0.0,
        "dunning_letter_text": [
            {
                "language": "en",
                "body_text": "We have still not received payment for our invoice",
                "closing_text": "We kindly request that you pay the outstanding amount immediately, including interest and late fees."
            }
        ],
        "income_account": "Sales - _TC",
        "cost_center": "_Test Cost Center - _TC"
    },
    {
        "doctype": "Dunning Type",
        "dunning_type": "_Test Second Notice",
        "company": "_Test Company",
        "is_default": 0,
        "dunning_fee": 10.0,
        "rate_of_interest": 10.0,
        "dunning_letter_text": [
            {
                "language": "en",
                "body_text": "We have still not received payment for our invoice",
                "closing_text": "We kindly request that you pay the outstanding amount immediately, including interest and late fees."
            }
        ],
        "income_account": "Sales - _TC",
        "cost_center": "_Test Cost Center - _TC"
    }
]
