Edit 
				
					    {
    "id": "_ID_",
    "jsonrpc": "2.0",
    "method": "hub.scenes.block.meta.set",
    "params": {
        "blockId": "6271073c00000044a69583c9",
        "meta": {
            "key": "value"
        },
        "sceneId": "6271073c00000044a69583c8"
    }
Edit 
				
					{
    "error": null,
    "id": "_ID_",
    "method": "hub.scenes.block.meta.set",
    "result": {},
    "sender": {
        "conn_id": "1",
        "type": "ui"
    }
}