Media Server 26.2
Media Server Help

# UpdateObjectClassMetadata

Updates the value of a key-value pair in the custom metadata of an object class.

Type: synchronous

Parameter | Description | Required
--- | --- | ---
`recognizer` | The name of the recognizer that contains the object class. | Yes
`identifier` | The identifier of the class for which you want to update metadata. | Yes
`key` | The key of the key-value pair to update. | Yes
`newvalue` | The new value (maximum 254 bytes). | Yes

## Example

    /action=UpdateObjectClassMetadata&recognizer=RoadScene
                                     &identifier=car
                                     &key=key
                                     &newvalue=newvalue

## Response

    <autnresponse>
      <action>UPDATEOBJECTCLASSMETADATA</action>
      <response>SUCCESS</response>
      <responsedata></responsedata>
    </autnresponse>

Copyright 2026 Open Text
Version 26.2 | Last updated April 2026

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Product: Knowledge Discovery Media Server 26.2

Topic Title: UpdateObjectClassMetadata