text: 
  import { handleResponse, authHeader } from '../_helpers';
  
  export const managerService = {
      managerOperation
  };
  
  function managerOperation() {
      const authorization = authHeader();
      const requestOptions = {
          method: 'GET',
          headers: { ...authorization, 'Accept': 'application/json' }
      };
      return fetch('https://localhost:5001/v1/home/manager', requestOptions)
          .then(handleResponse)
          .then(response => {
              return response.status;
          });
  }