# Fetch us app to person usecase

**GET /v1/Services/{MessagingServiceSid}/Compliance/Usa2p/Usecases**


Messaging Service Use Case resource. Fetch possible use cases for service. The Use Cases API returns an empty list if there is an issue with the customer's A2P brand registration. This Brand cannot register any campaign use cases. Customers are requested to contact support with their A2P brand information.

## Servers



## Parameters

### Path parameters
- **MessagingServiceSid** (string)
  The SID of the [Messaging Service](https://www.twilio.com/docs/messaging/services/api) to fetch the resource from.

### Query parameters
- **BrandRegistrationSid** (string)
  The unique string to identify the A2P brand.


## Responses
### 200
OK

#### Body:  (object)
- **us_app_to_person_usecases** (array | null)
  Human readable A2P Use Case details


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