Help Center/ IoT Device Access/ API Reference/ API Reference on the Application Side/ API/ Export Task Management/ Download an Exported File
Updated on 2026-01-29 GMT+08:00
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Download an Exported File

Function

This API is used by an application to download the files generated by a completed export task.

Debugging

You can debug this API through automatic authentication in API Explorer or use the SDK sample code generated by API Explorer.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependencies

    iotda:exporttasks:query

    Read

    -

    g:EnterpriseProjectId

    -

    -

URI

GET /v5/iot/{project_id}/export-tasks/{export_task_id}/file

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Parameter description: project ID. For details, see Obtaining a Project ID.

export_task_id

Yes

String

Export task ID, which is allocated by the platform after an export task is created in the platform.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

Instance-Id

No

String

Parameter description: instance ID. Unique identifier of each instance in the physical multi-tenant scenario. Mandatory for professional editions and recommended in other cases. Log in to the IoTDA console and choose Overview in the navigation pane to view the instance ID. For details, see Viewing Instance Details.

Response Parameters

Status code: 200

Successful response

None

Example Requests

Downloads the export task file.

GET https://{endpoint}/v5/iot/{project_id}/export-tasks/{export_task_id}/file

Example Responses

None

Status Codes

Status Code

Description

200

Successful response

403

FORBIDDEN

404

Not Found

Error Codes

See Error Codes.

Parent topic: Export Task Management