Approved timesheets generate these pay lines -- specifically, hours, cost and pay breakdowns

Data ElementData TypeWhat is itMandatory
IdIntegerUnique identifierYes
TimesheetIntegerID of the associated timesheetYes
PayRuleIntegerPayRules associated with this object
ValueDecimalThe number of hours worked
CostDecimalThe dollars earned by a team member for an approved timesheet
OverrideCommentStringComment provided by an approver
CreatorIntegerThe employee who created the timesheet
CreatedDatetimeWhen the timesheet was created
ModifiedDatetimeWhen the timesheet was modified

Foreign Objects which can be linked with the Resource API

TimesheetObject - Timesheets
PayRuleObject - PayRules