This API is used to query metadata of a stack resource.

GET /v1/{project_id}/stacks/{stack_name}/{stack_id}/resources/{resource_name}/metadata

For details about the parameters, see Table 1.

**Table 1** Parameter description
Parameter	Type	Mandatory	Description
project_id	String	Yes	Specifies the project ID.
stack_name	String	Yes	Specifies the stack name.
stack_id	String	Yes	Specifies the stack UUID.
resource_name	String	Yes	Specifies the name of the resource in the stack.

N/A

Parameter	In	Type	Description
metadata	body	Dict	Specifies the resource metadata.

GET /v1/95d02433133a4c0a87ba6967474a2ad3/stacks/HeatStack/c89c4bb3-96cb-4a55-aafa-076a7939a306/resources/my_instance/metadata

{
    "metadata": {
        "Name": "SmokeServer"
    }
}

**Table 2** Normal return code
Return Code	Type	Description
200	OK	Request was successful.

**Table 3** Error return code
Return Code	Type	Description
400	Bad Request	The server failed to process the request.
401	Unauthorized	Authorization failed.
404	Not found	The requested resources are not found.

Querying Metadata of a Stack Resource