curl --request PUT \
  --url https://api.getlago.com/api/v1/credit_notes/{lago_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "credit_note": {
    "refund_status": "succeeded"
  }
}'

{
  "credit_note": {
    "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
    "billing_entity_code": "acme_corp",
    "sequential_id": 2,
    "number": "LAG-1234-CN2",
    "lago_invoice_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
    "invoice_number": "LAG-1234",
    "issuing_date": "2022-12-06",
    "credit_status": "available",
    "refund_status": "pending",
    "reason": "other",
    "description": "Free text",
    "currency": "EUR",
    "total_amount_cents": 120,
    "taxes_amount_cents": 20,
    "taxes_rate": 20,
    "sub_total_excluding_taxes_amount_cents": 100,
    "balance_amount_cents": 100,
    "credit_amount_cents": 100,
    "refund_amount_cents": 0,
    "coupons_adjustment_amount_cents": 20,
    "created_at": "2022-09-14T16:35:31Z",
    "updated_at": "2022-09-14T16:35:31Z",
    "file_url": "https://getlago.com/credit_note/file",
    "items": [
      {
        "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
        "amount_cents": 100,
        "amount_currency": "EUR",
        "fee": {
          "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_charge_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_charge_filter_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_invoice_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_true_up_fee_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_true_up_parent_fee_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_subscription_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "lago_customer_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
          "external_customer_id": "external_id",
          "external_subscription_id": "external_id",
          "amount_cents": 100,
          "precise_amount": "1.0001",
          "precise_total_amount": "1.0212",
          "amount_currency": "EUR",
          "taxes_amount_cents": 20,
          "taxes_precise_amount": "0.20123",
          "taxes_rate": 20,
          "units": "0.32",
          "precise_unit_amount": "312.5",
          "total_amount_cents": 120,
          "total_amount_currency": "EUR",
          "events_count": 23,
          "pay_in_advance": true,
          "invoiceable": true,
          "from_date": "2022-04-29T08:59:51Z",
          "to_date": "2022-05-29T08:59:51Z",
          "payment_status": "pending",
          "created_at": "2022-08-24T14:58:59Z",
          "succeeded_at": "2022-08-24T14:58:59Z",
          "failed_at": "2022-08-24T14:58:59Z",
          "refunded_at": "2022-08-24T14:58:59Z",
          "event_transaction_id": "transaction_1234567890",
          "description": "Fee description",
          "precise_coupons_amount_cents": "0.0",
          "amount_details": {
            "plan_amount_cents": 10000,
            "graduated_ranges": [
              {
                "units": "10.0",
                "from_value": 0,
                "to_value": 10,
                "flat_unit_amount": "1.0",
                "per_unit_amount": "1.0",
                "per_unit_total_amount": "10.0",
                "total_with_flat_amount": "11.0"
              }
            ],
            "graduated_percentage_ranges": [
              {
                "units": "10.0",
                "from_value": 0,
                "to_value": 10,
                "flat_unit_amount": "1.0",
                "rate": "1.0",
                "per_unit_total_amount": "10.0",
                "total_with_flat_amount": "11.0"
              }
            ],
            "free_units": "10.0",
            "paid_units": "40.0",
            "per_package_size": 1000,
            "per_package_unit_amount": "0.5",
            "per_unit_total_amount": "10.0",
            "units": "20.0",
            "free_events": 10,
            "rate": "1.0",
            "paid_events": 20,
            "fixed_fee_unit_amount": "1.0",
            "fixed_fee_total_amount": "20.0",
            "min_max_adjustment_total_amount": "20.0",
            "per_unit_amount": "0.5",
            "flat_unit_amount": "10.0"
          },
          "self_billed": false,
          "item": {
            "type": "subscription",
            "code": "startup",
            "name": "Startup",
            "description": "Startup",
            "invoice_display_name": "Setup Fee (SF1)",
            "filter_invoice_display_name": "AWS eu-east-1",
            "filters": {},
            "lago_item_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
            "item_type": "Subscription",
            "grouped_by": {}
          },
          "applied_taxes": [
            {
              "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
              "lago_tax_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
              "tax_name": "TVA",
              "tax_code": "french_standard_vat",
              "tax_rate": 20,
              "tax_description": "French standard VAT",
              "amount_cents": 2000,
              "amount_currency": "USD",
              "created_at": "2022-09-14T16:35:31Z",
              "lago_fee_id": "1a901a90-1a90-1a90-1a90-1a901a901a90"
            }
          ],
          "pricing_unit_details": {
            "lago_pricing_unit_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
            "pricing_unit_code": "credits",
            "short_name": "CR",
            "amount_cents": 200,
            "precise_amount_cents": "200.0",
            "unit_amount_cents": 100,
            "precise_unit_amount": "100.0",
            "conversion_rate": "0.5"
          }
        }
      }
    ],
    "applied_taxes": [
      {
        "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
        "lago_tax_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
        "tax_name": "TVA",
        "tax_code": "french_standard_vat",
        "tax_rate": 20,
        "tax_description": "French standard VAT",
        "amount_cents": 2000,
        "amount_currency": "USD",
        "created_at": "2022-09-14T16:35:31Z",
        "lago_credit_note_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
        "base_amount_cents": 100
      }
    ],
    "self_billed": false,
    "error_details": [
      {
        "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
        "error_code": "tax_error",
        "details": {}
      }
    ]
  }
}