When sending an email you often want to attatch a file to it. This is of course also possible with Heysender, you can even add multiple files.
In our documentation you can find the attachment parameter under the message endpoint
However there is a max size to the email. The entire email in encrypted form cannot exceed 25MB
What type of files are allowed?
Application files:
pdf
json
msword(.docx & .doc)
ms-excel(.xlsx)
ms-powerpoint(.pptx)
openxmlformats-officedocument.spreadsheetml.sheet
openxmlformats-officedocument.wordprocessingml.document
openxmlformats-officedocument.presentationml.presentation
Image files:
image/gif
image/jpeg
image/png
image/tiff
image/webp
image/svg
Video files:
video/mp4
video/mpeg
Audio files:
audio/mpeg
Text files:
text/csv
text/plain
text/calendar