Updated on 2024-04-16 GMT+08:00

Querying Details About a Topic

Function

This API is used to query details about a topic.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/notifications/topics/{topic_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.

topic_urn

Yes

String

Specifies the resource identifier of the topic, which is unique. To obtain the resource identifier, see Querying Topics.

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

update_time

String

Specifies when the topic was updated. The UTC time is in YYYY-MM-DDTHH:MM:SSZ format.

push_policy

Integer

Specifies the message push policy. 0 indicates that the message sending fails and the message is cached in the queue. 1 indicates that the failed message is discarded.

create_time

String

Specifies when the topic is created. The UTC time is in YYYY-MM-DDTHH:MM:SSZ format.

name

String

Specifies the topic name.

topic_urn

String

It is the unique identifier of a topic. To obtain the resource identifier, see Querying Topics.

display_name

String

Specifies the topic display name, which is presented as the name of the email sender in email messages.

request_id

String

Specifies the request ID, which is unique.

enterprise_project_id

String

Specifies the enterprise project ID.

topic_id

String

Specifies the topic ID.

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

Querying details about a topic

GET https://{SMN_Endpoint}/v2/{project_id}/notifications/topics/urn:smn:regionId:8bad8a40e0f7462f8c1676e3f93a8183:test_create_topic_v2

null

Example Responses

Status code: 200

OK

{
  "update_time" : "2016-08-01T02:16:38Z",
  "push_policy" : 0,
  "create_time" : "2016-08-01T02:16:38Z",
  "name" : "test_create_topic_v2",
  "topic_urn" : "urn:smn:regionId:8bad8a40e0f7462f8c1676e3f93a8183:test_create_topic_v2",
  "display_name" : "test create topic v2",
  "request_id" : "6837531fd3f54550927b930180a706bf",
  "enterprise_project_id" : "0",
  "topic_id" : "84698185946d44d08431aa441d8e2cf2"
}

Status Codes

Status Code

Description

200

OK

400

Bad Request

403

Unauthorized

404

Not Found

500

Internal Server Error

Error Codes

See Error Codes.