curl --request POST \
  --url https://api.letsdothis.com/v0/bookings/line-items/import \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'idempotency-key: <idempotency-key>' \
  --data '
{
  "bookings": [
    {
      "lineItems": [
        {
          "amount": {
            "value": 5000
          },
          "externalLineItemId": "<string>",
          "name": "<string>",
          "transactionDate": "2026-05-08T11:30:00.000Z",
          "participantId": "abed704b-76d0-4190-a0e7-95b1ec1e48fd",
          "itemId": "<string>",
          "itemSelectionId": "<string>",
          "externalAddOnId": "<string>",
          "externalVariantId": "<string>",
          "refunded": true
        }
      ],
      "bookingId": "<string>",
      "externalBookingId": "<string>"
    }
  ]
}
'

const options = {
  method: 'POST',
  headers: {
    'idempotency-key': '<idempotency-key>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    bookings: [
      {
        lineItems: [
          {
            amount: {value: 5000},
            externalLineItemId: '<string>',
            name: '<string>',
            transactionDate: '2026-05-08T11:30:00.000Z',
            participantId: 'abed704b-76d0-4190-a0e7-95b1ec1e48fd',
            itemId: '<string>',
            itemSelectionId: '<string>',
            externalAddOnId: '<string>',
            externalVariantId: '<string>',
            refunded: true
          }
        ],
        bookingId: '<string>',
        externalBookingId: '<string>'
      }
    ]
  })
};

fetch('https://api.letsdothis.com/v0/bookings/line-items/import', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.letsdothis.com/v0/bookings/line-items/import"

payload = { "bookings": [
        {
            "lineItems": [
                {
                    "amount": { "value": 5000 },
                    "externalLineItemId": "<string>",
                    "name": "<string>",
                    "transactionDate": "2026-05-08T11:30:00.000Z",
                    "participantId": "abed704b-76d0-4190-a0e7-95b1ec1e48fd",
                    "itemId": "<string>",
                    "itemSelectionId": "<string>",
                    "externalAddOnId": "<string>",
                    "externalVariantId": "<string>",
                    "refunded": True
                }
            ],
            "bookingId": "<string>",
            "externalBookingId": "<string>"
        }
    ] }
headers = {
    "idempotency-key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "jobId": "65e5f60718293a4b5c6d7e8f",
  "status": "queued"
}

{
  "statusCode": 400,
  "error": "<string>",
  "message": "<string>"
}

{
  "statusCode": 404,
  "error": "<string>",
  "message": "<string>"
}

{
  "statusCode": 409,
  "error": "<string>",
  "message": "<string>"
}

{
  "error": "validation_failed",
  "message": "<string>",
  "totalRows": 123,
  "rowsWithErrors": 123,
  "errorCount": 123,
  "summary": [
    {
      "count": 123,
      "examples": [
        {
          "bookingId": "<string>",
          "externalBookingId": "<string>",
          "groupIndex": 123,
          "externalLineItemId": "<string>",
          "rowIndex": 123
        }
      ],
      "code": "<string>",
      "message": "<string>",
      "fieldId": "<string>"
    }
  ],
  "errors": [
    {
      "code": "<string>",
      "message": "<string>",
      "fieldId": "<string>",
      "bookingId": "<string>",
      "externalBookingId": "<string>",
      "groupIndex": 123,
      "externalLineItemId": "<string>",
      "rowIndex": 123
    }
  ],
  "truncated": true
}

{
  "statusCode": 429,
  "error": "<string>",
  "message": "<string>"
}