Upload a dispute evidence file
Uploads one file for later dispute evidence submission. The upload records the supplied case reference without calling the dispute case system. Any MIME type is accepted, up to 50 MiB per file.
post/files
Response
File uploaded.
Example response
{
"id": "file_2xKq9mNpLr8ZtWvYbCdEfG",
"caseReference": "AMZ-2026-001",
"filename": "evidence.pdf",
"contentType": "application/pdf",
"size": 184231,
"createdAt": "2026-07-13T12:00:00.000Z"
}