> For the complete documentation index, see [llms.txt](https://developer.paywall.one/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.paywall.one/payment-orchestration-integration-document/system-data/recurring-payment.md).

# Recurring Payment

**Subscription Type (SubscriptionType)**

<table><thead><tr><th width="200">Type</th><th>Description</th></tr></thead><tbody><tr><td>1</td><td>"Unlimited" type continues charging at defined intervals until you cancel the subscription</td></tr><tr><td>2</td><td>"Quantity Based" type charges for the amount defined at subscription creation Once the quantity is completed the payment stops automatically For example if a monthly subscription is created with quantity 10 it charges once per month for 10 months</td></tr></tbody></table>

**Recurring Period Type (RecurringPeriodType)**

<table><thead><tr><th width="200">Type</th><th>Description</th></tr></thead><tbody><tr><td>1</td><td>Daily</td></tr><tr><td>2</td><td>Weekly</td></tr><tr><td>3</td><td>Bi-Weekly</td></tr><tr><td>4</td><td>Monthly</td></tr><tr><td>5</td><td>3 Months</td></tr><tr><td>6</td><td>6 Months</td></tr><tr><td>7</td><td>9 Months</td></tr><tr><td>8</td><td>Yearly</td></tr></tbody></table>

**Item Type (ItemsType)**

<table><thead><tr><th width="200">Type</th><th>Description</th></tr></thead><tbody><tr><td>1</td><td>Subscription Account</td></tr><tr><td>2</td><td>Product</td></tr><tr><td>3</td><td>Service</td></tr></tbody></table>

**Channel Type (ChannelType)**

<table><thead><tr><th width="200">Type</th><th>Description</th></tr></thead><tbody><tr><td>1</td><td>API</td></tr><tr><td>2</td><td>Web</td></tr></tbody></table>

**Callback Content**

<table><thead><tr><th width="269">Parameter</th><th width="190">Type</th><th>Description</th></tr></thead><tbody><tr><td>SubscriptionId</td><td>int</td><td>Recurring payment identifier returned by Paywall at creation</td></tr><tr><td>SubscriptionType</td><td>int</td><td>Recurring payment type</td></tr><tr><td>SubscriptionCode</td><td>string</td><td>Unique code assigned by Paywall to the subscription</td></tr><tr><td>SubscriptionMerchantCode</td><td>string</td><td>Unique code assigned by you to the subscription</td></tr><tr><td>Amount</td><td>decimal</td><td>Recurring payment amount</td></tr><tr><td>Success</td><td>bool</td><td>Payment success or failure status</td></tr><tr><td>FailReason</td><td>string</td><td>Failure reason if the payment is unsuccessful</td></tr><tr><td>PaymentId</td><td>int? - nullable</td><td>Payment identifier</td></tr><tr><td>Attempt</td><td>int</td><td>Number of payment attempts</td></tr><tr><td>AttemptFinished</td><td>bool</td><td>Indicates whether the attempt is completed</td></tr></tbody></table>