Upload documents to a specified conversation.
There are some limitations when uploading files to a conversation:
The conversation ID.
Specify whether to use your community account or organization account to complete the request. To use your community account, define as your user ID. To use your organization account, define as your organization ID. If unspecified, defaults to community account context. See Authorization and context identification for details.
Flag to indicate whether the files should be processed after upload.
Summary of the upload status for uploaded files, divided into success
and failure
.