v1

latestOpenAPI 3.1.0AGPL-3.0 license2026-07-1210336283.6 KB

Transactions

Generate pre-signed URL for transaction attachment

Generate a pre-signed URL for accessing a transaction attachment. The URL is valid for 60 seconds and allows secure temporary access to the attachment file.

post/transactions/{transactionId}/attachments/{attachmentId}/presigned-url

Path parameters

transactionIdstring uuid required

Unique identifier of the transaction

Example:b3b7c1e2-4c2a-4e7a-9c1a-2b7c1e24c2a4

Unique identifier of the transaction

attachmentIdstring uuid required

Unique identifier of the attachment to generate a pre-signed URL for

Example:a43dc3a5-6925-4d91-ac9c-4c1a34bdb388

Unique identifier of the attachment to generate a pre-signed URL for

Query parameters

downloadboolean nullable

Whether to force download the file. If true, the file will be downloaded. If false or omitted, the file will be displayed in the browser if possible.

Example:true

Whether to force download the file. If true, the file will be downloaded. If false or omitted, the file will be displayed in the browser if possible.

Response

Pre-signed URL generated successfully

urlstring uri required

Pre-signed URL for accessing the attachment, valid for 60 seconds

expiresAtstring date-time required

ISO 8601 timestamp when the URL expires

fileNamestring nullable required

Original filename of the attachment

Example response

{
  "url": "https://service.midday.ai/storage/v1/object/sign/vault/transactions/receipt.pdf?token=abc123&expires=1640995200",
  "expiresAt": "2024-04-15T10:01:00.000Z",
  "fileName": "receipt.pdf"
}