# Get a presigned URL to download a patient attachment

Returns a short-lived presigned URL that can be used to download the patient attachment content directly from storage. The presigned URL is time-limited and grants temporary read access to the attachment content. No redirect is performed by this endpoint.

Endpoint: GET /patient_attachment/{patient_attachment_id}/presign_url
Version: v1
Security: x-api-key, a-api-key

## Path parameters:

  - `patient_attachment_id` (integer, required)

## Response 200 fields (application/json):

  - `url` (string)

  - `expires` (string)

  - `file_name` (string)

## Response 401 fields (application/json):

  - `error` (object, required)

  - `error.status` (integer)
    Example: 403

  - `error.code` (string)
    Example: "UNAUTHORIZED"

  - `error.detail` (string)
    Human readable explanation of the error
    Example: "Access could not be verified for this request."

  - `request_id` (string, required)
    Example: "00000000-0000-0000-0000-000000000000"

## Response 403 fields (application/json):

  - `error` (object, required)

  - `error.status` (integer)
    Example: 403

  - `error.code` (string)
    Example: "MISSING_AUTHENTICATION_TOKEN"

  - `error.detail` (string)
    Human readable explanation of the error
    Example: "Authentication token is missing or the requested endpoint does not exist"

  - `request_id` (string, required)
    Example: "00000000-0000-0000-0000-000000000000"

## Response 404 fields (application/json):

  - `error` (object, required)

  - `error.status` (integer)
    Example: 404

  - `error.code` (string)
    Example: "NOT_FOUND"

  - `error.detail` (string)
    Human readable explanation of the error
    Example: "Could not find {Resource} with ID {ID_HERE}"

  - `request_id` (string)
    Example: "00000000-0000-0000-0000-000000000000"

## Response 500 fields (application/json):

  - `error` (object, required)

  - `error.status` (integer)
    Example: 500

  - `error.code` (string)
    Example: "SERVER_ERROR"

  - `error.detail` (string)
    Human readable explanation of the error
    Example: "An unexpected error occurred while processing your request. Please try again in a few minutes. If it keeps happening, contact support with Request ID: 00000000-0000-0000-0000-000000000000."

  - `request_id` (string, required)
    Example: "00000000-0000-0000-0000-000000000000"