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Yandex IoT Core
  • Service closure
  • Access management
  • Pricing policy
  • Terraform reference
    • API authentication
      • Overview
        • Overview
        • Publish
  • Monitoring metrics
  • Audit Trails events
  • Public materials
  • Release notes
  • FAQ

In this article:

  • HTTP request
  • Path parameters
  • Body parameters
  • Response
  1. Devices API reference
  2. REST
  3. RegistryData
  4. Publish

IoT Core Service, REST: RegistryData.Publish

Written by
Yandex Cloud
Improved by
amatol
Updated at July 1, 2026
View in Markdown
  • HTTP request
  • Path parameters
  • Body parameters
  • Response

Publishes message on behalf of specified registry

HTTP requestHTTP request

POST https://iot-data.api.cloud.yandex.net/iot-devices/v1/registries/{registryId}/publish

Path parametersPath parameters

Field

Description

registryId

string

Required field. ID of registry publishing message

The maximum string length in characters is 50.

Body parametersBody parameters

{
  "topic": "string",
  "data": "string"
}

Field

Description

topic

string

Required field. Topic where message should be published

The maximum string length in characters is 1024.

data

string (bytes)

Content of the message

The maximum string length in characters is 262144.

ResponseResponse

HTTP Code: 200 - OK

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