| {{schedule.invoice_schedule_id}} | integer | Schedule ID # |
| {{schedule.invoice_id}} | integer | Invoice ID # |
| {{schedule.token}} | string | A unique token to identify this scheduled event |
| {{schedule.paymethod}} | string | The payment method (crd for credit card, ach for ACH/eCheck, inv for just sending an invoice) |
| {{schedule.creditcard_id}} | integer | If the payment is scheduled against a credit card, the creditcard_id value |
| {{schedule.ach_id}} | integer | If a bank account payment, the ach_id value |
| {{schedule.tokenized_id}} | integer | If a tokenized payment method, the tokenized_id value |
| {{schedule.due_date}} | date | Payment due date |
| {{schedule.days_overdue}} | integer | Number of days overdue |
| {{schedule.amount}} | float | Amount to schedule payment for |
| {{schedule.amount_or_percent_formatted}} | string | A pretty-formatted amount or percent that scheduled |
| {{schedule.balance}} | float | Balance (amount due) of this payment |
| {{schedule.date}} | date | Date to run the payment on |
| {{schedule.url_paylink}} | string | URL to pay for this scheduled payment |
| {{schedule.url_ttl_paylink}} | string | URL to pay for this scheduled payment |