TimePeriodsApi:
  getTimePeriod: |-
    const AsanaPreview = require('asana-preview');
    
    let client = AsanaPreview.ApiClient.instance;
    let token = client.authentications['token'];
    token.accessToken = '<YOUR_ACCESS_TOKEN>';
    
    let timePeriodsApiInstance = new AsanaPreview.TimePeriodsApi();
    let time_period_gid = "917392"; // String | Globally unique identifier for the time period.
    let opts = { 
        'opt_fields': "display_name,end_on,parent,parent.display_name,parent.end_on,parent.period,parent.start_on,period,start_on"
    };
    timePeriodsApiInstance.getTimePeriod(time_period_gid, opts).then((result) => {
        console.log('API called successfully. Returned data: ' + JSON.stringify(result.data, null, 2));
    }, (error) => {
        console.error(error.response.body);
    });
    
  getTimePeriods: |-
    const AsanaPreview = require('asana-preview');
    
    let client = AsanaPreview.ApiClient.instance;
    let token = client.authentications['token'];
    token.accessToken = '<YOUR_ACCESS_TOKEN>';
    
    let timePeriodsApiInstance = new AsanaPreview.TimePeriodsApi();
    let workspace = "31326"; // String | Globally unique identifier for the workspace.
    let opts = { 
        'limit': 50, 
        'offset': "eyJ0eXAiOJiKV1iQLCJhbGciOiJIUzI1NiJ9", 
        'start_on': "2019-09-15", 
        'end_on': "2019-09-15", 
        'opt_fields': "display_name,end_on,offset,parent,parent.display_name,parent.end_on,parent.period,parent.start_on,path,period,start_on,uri"
    };
    timePeriodsApiInstance.getTimePeriods(workspace, opts).then((result) => {
        console.log('API called successfully. Returned data: ' + JSON.stringify(result.data, null, 2));
    }, (error) => {
        console.error(error.response.body);
    });