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# Payment

Payment-related APIs.

Provides payment lookup and Client-based payment lookup.

<details>
<summary>Key Concepts</summary>
<dl>
<dt>Payment</dt>
<dd><strong>Definition:</strong> A unit for managing payment or billing details incurred by a Client.<br /><strong>Description:</strong> The payment list allows you to view Client information, payment date and time, person in charge, payment amount, and linked schedule information.</dd>
<dt>Purchase Item</dt>
<dd><strong>Definition:</strong> An individual item representing what a Client purchased within a single payment.<br /><strong>Description:</strong> Product options, other products, and prepaid card products can be included as purchase items.</dd>
<dt>Transaction</dt>
<dd><strong>Definition:</strong> A record of money exchanged within a payment.<br /><strong>Description:</strong> The transaction payment type, amount, and status show how purchase items were paid for.</dd>
<dt>Client-Based Payment</dt>
<dd><strong>Definition:</strong> Payment details linked to a specific Client.<br /><strong>Description:</strong> Searching by Client ID allows you to view the consolidated payment and billing history for that Client.</dd>
<dt>Schedule Link</dt>
<dd><strong>Definition:</strong> A relationship in which a payment record is linked to a specific visit schedule.<br /><strong>Description:</strong> Payment linked to a schedule is used to identify which visit or reservation generated the associated cost.</dd>
</dl>
</details>


## Endpoints

- [Retrieve payment list](/en/docs/openapi/get-purchase-summaries.md): `POST /purchase/open/v1/queries/get-purchase-summaries`
- [Retrieve Client payment list](/en/docs/openapi/get-purchase-summaries-by-visitor.md): `POST /purchase/open/v1/queries/get-purchase-summaries-by-visitor-id`