# Import participant data in bulk **POST /participants/import** Imports a list of participants in large quantities. If a participant's email is already registered, their data will be updated. Otherwise, a new participant will be created. ## Servers - https://app.indolat.com/api/v1: https://app.indolat.com/api/v1 () ## Authentication methods - X client key ## Parameters ### Body: application/json (object) JSON object containing an array of participant data to be imported. - **participants** (array[object]) An array containing one or more participant data objects to be imported. ## Responses ### 201 Participant data successfully imported or updated. ### 400 Invalid JSON format or the total number of participants after import will exceed the allowed limit. ### 401 Authorization failed. Ensure the `X-Client-Key` sent is valid and active. ### 403 Invalid or inactive client. The API key may be incorrect, expired, or your account does not have permission. ### 422 Validation error occurred on one or more imported participant data. Please check the format and completeness of the data. ### 500 An internal server error occurred. Please try again shortly or contact support. [Powered by Bump.sh](https://bump.sh)