Olio2-Image-Manager

use this

1. POST /image

{  
  "name" : "some_image",  
  "type" : "jpg"
}

and get url

{
    "success": true,
    "code": "OLIO-000",
    "message": "요청이 성공적으로 이루어졌습니다.",
    "data": {
        "url": "some url"
    }
}

2. PUT /{json.data.url}

with picture

example

fetch(json.uploadURL, {
  method: "PUT",
  body: new Blob([reader.result], {type: file.type})
})