API Chart
getWorklogPerDay
$ji.chart.getWorklogPerDay(projectKeyOrId: string, startDate: string, endDate: string = 'now()')
getWorklogPerUser
$ji.chart.getWorklogPerUser(projectKeyOrId: string, startDate: string, endDate: string = 'now()', options: { format?: EChartFormat, capacity?: ISeries } = {})