服务卡片的默认尺寸只能设置为2*2？我设置为1*2就报错了

"forms": [ 
  { 
        "landscapeLayouts": [ 
          "$layout:form_image_with_info_date_card_2_2", 
          "$layout:form_image_with_info_date_card_2_4" 
        ], 
        "isDefault": true, 
        "scheduledUpdateTime": "10:30", 
        "defaultDimension": "2*2", 
        "name": "DateCard", 
        "description": "This is a service widget", 
        "colorMode": "auto", 
        "type": "Java", 
        "supportDimensions": [ 
          "2*2", 
          "2*4" 
        ], 
        "portraitLayouts": [ 
          "$layout:form_image_with_info_date_card_2_2", 
          "$layout:form_image_with_info_date_card_2_4" 
        ], 
        "updateEnabled": true, 
        "updateDuration": 1, 
        "formVisibleNotify": true 
  } 
]
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