Create a thumbnailpost https://api.jwplayer.com/v2/sites/{site_id}/thumbnails/Create a thumbnailPath Paramssite_idstringrequiredlength between 8 and 8Unique alphanumeric ID of the siteBody ParamsrelationshipsobjectrequiredSpecifies the relationships of the thumbnail being created to the associated mediarelationships objectuploadobjectupload objectResponses 201Resource successfully created 400Invalid JSON request bodyUpdated over 2 years ago