On October 18, two API v2 fields will be renamed within the Item object:
features.field_coverage.paystubs.document_id will be renamed to features.field_coverage.paystubs.payroll_document
features.field_coverage.paystubs.gross_pay_list_totals.{base/overtime/commission/bonus/other}.rate_ytd_implied will be renamed to features.field_coverage.paystubs.gross_pay_list_totals.{base/overtime/commission/bonus/other}.rate_implied_ytd