Channel did not accept given content. Please see Channel specific error message for more information
Channel did not accept given content
The content you are trying to send was rejected by the Channel. Please see Channel specific error message for more information.
When sending messages to an end user on WhatsApp, this error may occur when the end user is not a valid WhatsApp user.
When sending messages with media to an end user on WhatsApp, this error may occur when WhatsApp detects an issue with the media file sent.
Make sure the end user you are messaging has a valid WhatsApp account.
Make sure the media file sent is valid. Try to download the media file being sent. Export the file to a different valid format and re-upload it to your storage solution. If sending over WhatsApp, resubmit a new template for approval with the new media file.