This is a sample JSON File for best practices.

profiler.json

{
  "users": [
    {
      "name": "Tarun Mahajan",
      "about": "A distinguished and sophisticated Founder of Sowmitras Technosoft Solutions (OPC) Private Limited with expertise and success in a diverse range of technologies with leading the support, enhancement and deployment of critical solutions in multiple industries. Demonstrated success managing Networking, Software Design, Quality Assurances, Product Development, Internet Technology and any more. A well organized results-oriented individual with a proven ability to implement standards, procedures and processes that improve business functionality. Solid management skills, capable of leading and motivating individuals to maximize the level of productivity, while forming cohesive team environments. Expert at developing and implementing best practice based structure. Exceptional communicator focused on building strong client relationships.",
      "profile_img": "https://pbs.twimg.com/profile_images/1066317901525700609/mH63y5ZU_400x400.jpg",
      "tag_line": "Working Hard as hard possible",
      "achievements": [
        {
          "year": "2018",
          "title": "Name of achievement"
        },
        {
          "year": "2019",
          "title": "Name of achievement"
        }
      ],
      "media": [
        {
          "name": "Resource name",
          "media_url": "https://pbs.twimg.com/profile_images/1066317901525700609/mH63y5ZU.jpg",
          "category": 1
        },
        {
          "name": "Resource name",
          "media_url": "https://avatars1.githubusercontent.com/u/2922986?s=400&v=4",
          "category": 0
        },
        {
          "name": "Resource name",
          "media_url": "https://e27.co/img/profiles/86641/profile_pic.png",
          "category": 3
        }
      ],
      "categories": [
        {
          "name": "Sports",
          "position": 0
        },
        {
          "name": "Sports",
          "position": 1
        },
        {
          "name": "Sports",
          "position": 2
        }
      ],
      "social_media":[
        {
          "name": "Facebook Page / Group Name",
          "url": "https://facebook.com/tango4567"
        },
         {
          "name": "Twitter",
          "url": "https://twitter.com/tango4567"
        }],
        "contact":{
          "address": "User Address",
          "email": "user@email.com",
          "mobile":"01234567890"
        }
    }
  ]
}

It can be more optimized.