{
  "name": "responsive-block-editor-addons/gallery-masonry",
  "category": "responsive_block_editor_addons",
  "attributes": {
    "columnsize":{
      "type":"number",
      "default":3
    },
    "customHeight":{
      "type":"number",
      "default":""
    },
    "customWidth":{
      "type":"number",
      "default":""
    }
  }
}