@mc upload destination requires an explicit authorization scope.
For filing documents, follow the filing guide
to use the filing’s scope and associate each uploaded file with the filing.Files
Files
Upload, read, and download files independently of filing workflows.
Use the v2 file APIs to upload files, read available extracted text, and download
original versions. These APIs work across applications; filing APIs reference
files by ID.
Prepare signed PUT instructions.
Confirm stored bytes and return file details.
Read a bounded chunk of existing extracted text.
Get a signed redirect for an original file version.
Start with Upload files for the upload walkthrough.
See Read and cite document evidence for text,
downloads, and version handling. The Files API reference
contains the request and response schemas.
An