Campaigns
Upload a contact file
A .xlsx or .csv file (multipart, field file) with a phone number column. The columns are guessed from their headers; numbers without a country code get the company’s.
POST
Upload a contact file
Autorisations
Company API key, sent as Authorization: Bearer <key>. Create it in the dashboard (Developer > API Keys) with the permissions the integration needs.
Corps
multipart/form-data
Réponse
200 - application/json
Always HTTP 200: the outcome is in success and code (absolute value of the response code).