flutter-quill/example/assets/sample_data.json

[
   {
      "insert": {
         "image": "https://user-images.githubusercontent.com/122956/72955931-ccc07900-3d52-11ea-89b1-d468a6e2aa2b.png"
      },
      "attributes":{
         "width":"230",
         "style":"display: block; margin: auto; mobileWidth: 40; mobileHeight: 40; mobileMargin: 0; mobileAlignment: bottomRight"
      }
   },
   {
      "insert":"Flutter Quill"
   },
   {
      "insert": {
         "image": "https://user-images.githubusercontent.com/122956/72955931-ccc07900-3d52-11ea-89b1-d468a6e2aa2b.png"
      },
      "attributes":{
         "width":"230",
         "style":"mobileWidth: 40; mobileHeight: 40; mobileMargin: 0; mobileAlignment: bottomLeft"
      }
   },
   {
      "insert":"Bullet Journal"
   },
   {
      "insert": "\n"
   }
]