Update contract obligation

Product ID from /v3/products that links this billing term to an entry in the merchant’s product catalog. Omit to leave unchanged, provide a UUID to link, or null to unlink. To ensure revenue reporting accuracy, associate the billing term with a product whenever applicable.

Strategy for determining when to send invoices. FIRST_OF_PERIOD (invoice at start of billing period), LAST_OF_PERIOD (invoice at end of billing period), ARREARS (invoice after service delivery) or ADVANCED_DUE_START (invoice date at start of billing period minus netPaymentTerms days, due start of service).

Whether this billing term contributes to ARR (Annual Recurring Revenue)

Discount configuration. Pass empty object {} to remove existing discount, omit field to leave discount untouched, or provide values to update discount. Examples: { type: ‘FIXED’, amount: ‘5.00’ } for a $5.00 fixed discount, { type: ‘PERCENTAGE’, amount: ‘0.10’ } for a 10% percentage discount, or {} to remove discount