--- title: SubscriptionMonthDayAnchor - Customer API description: Represents an anchor specifying a day of the month. api_version: unstable api_name: customer source_url: html: https://shopify.dev/docs/api/customer/unstable/objects/subscriptionmonthdayanchor md: https://shopify.dev/docs/api/customer/unstable/objects/subscriptionmonthdayanchor.md --- # Subscription​Month​Day​Anchor object Represents an anchor specifying a day of the month. ## Fields * day​Of​Month [Int!](https://shopify.dev/docs/api/customer/unstable/scalars/Int) non-null Day of the month (1-31). *** ## Map ### Possible type in * [Subscription​Anchor](https://shopify.dev/docs/api/customer/unstable/unions/SubscriptionAnchor)