Help Center/ Simple Message Notification/ API Reference/ APIs/ Subscriptions/ Deleting a Subscription
Updated on 2025-10-31 GMT+08:00
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Deleting a Subscription

Function

This API is used to delete a specified subscription.

Calling Method

For details, see Calling APIs.

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

    smn:topic:deleteSubscription

    Write

    topic *

    • g:EnterpriseProjectId

    • g:ResourceTag/<tag-key>
    • smn:topic:update

    -

URI

DELETE /v2/{project_id}/notifications/subscriptions/{subscription_urn}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Specifies the project ID.For details about how to obtain the project ID, see Obtaining the Project ID.

subscription_urn

Yes

String

Specifies the resource identifier of the subscriber, which is unique. To obtain the resource identifier, see Query Subscriptions.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Specifies a user token.

It can be obtained by calling an IAM API. The value of X-Subject-Token in the response header is the user token.

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

request_id

String

Specifies the request ID, which is unique.

Status code: 400

Table 4 Response body parameters

Parameter

Type

Description

request_id

String

Specifies the request ID, which is unique.

code

String

Specifies the error code.

message

String

Describes the error message.

Status code: 403

Table 5 Response body parameters

Parameter

Type

Description

request_id

String

Specifies the request ID, which is unique.

code

String

Specifies the error code.

message

String

Describes the error message.

Status code: 404

Table 6 Response body parameters

Parameter

Type

Description

request_id

String

Specifies the request ID, which is unique.

code

String

Specifies the error code.

message

String

Describes the error message.

Status code: 500

Table 7 Response body parameters

Parameter

Type

Description

request_id

String

Specifies the request ID, which is unique.

code

String

Specifies the error code.

message

String

Describes the error message.

Example Requests

Deleting a subscription with the URN urn:smn:regionId:762bdb3251034f268af0e395c53ea09b:test_topic_v1:2e778e84408e44058e6cbc6d3c377837

DELETE https://{SMN_Endpoint}/v2/{project_id}/notifications/subscriptions/urn:smn:regionId:762bdb3251034f268af0e395c53ea09b:test_topic_v1:2e778e84408e44058e6cbc6d3c377837

null

Example Responses

Status code: 200

OK

{
  "request_id" : "6a63a18b8bab40ffb71ebd9cb80d0085"
}

Status Codes

Status Code

Description

200

OK

400

Bad Request

403

Unauthorized

404

Not Found

500

Internal Server Error

Error Codes

See Error Codes.

Parent Topic: Subscriptions