$ npm install json-function

import { transform } from 'json-function';

const data = [
  {
    id: 1,
    user_id: 10,
    skils: [
      {
        id: 2,
        skill_name: 'Skill 1',
      }
    ],
    info: {
      info_address: 'Address',
      detail: {
        zip_code: 30000, 
      }
    }
  }
];

transform(data);

[
  {
    id: 1,
    userId: 10,
    skils: [
      {
        id: 2,
        skillName: 'Skill 1',
      }
    ],
    info: {
      infoAddress: 'Address',
      detail: {
        zipCode: 30000,
      }
    }
  }
];