Start multipart upload
documentedInitiate a multipart upload session and receive presigned part URLs.
POST /multipart/start/Uploadno implementation yet0 runsInput
uploadcare_public_key*
Uploadcare Public Key
pub-...
uploadcare_store
Uploadcare STORE
auto | 0 | 1
filename*
Original filename
myfile.mp4
size*
File size (bytes)
e.g. 27796904
content_type*
Content Type
video/mp4
metadata_subsystem
Metadata: subsystem
uploader
metadata_pet
Metadata: pet
cat
signature
Signature
expire
Expire (Unix timestamp)
Unix timestamp
Calls uploadcare as you (your API key is your account); keychains.dev holds the credentials.