# M2M service provision including an app
Use case 1 and its variations can be initiated by a Human Service Consumer through an app. In such case, the Machine Service Consumer acts as a proxy between the Human Service Consumer and the Service Provider's machine.
### Roles
### Depiction
#### Legal relations
#### Use case interaction
### Description
**As to use case 1, it is prerequisite of this use case that:**
* The Service Provider has and manages its own entitlement information indicating what Entitled Parties are entitled to what (parts of) services\*;
* The Service Consumer is able to authenticate the Service Provider;
* The Service Provider is able to authenticate the Service Consumer.
* In this use case the Entitled Party is also the Service Consumer.
\*The Service Provider can outsource this function to a third party
**The use case consists of the following steps:**
* The Human Service Consumer uses an app to request a service at the Machine Service Consumer - the Human Service Consumer's identity is included in the request;
* The request is mapped to a service request;
1. The Machine Service Consumer requests a service from the Service Provider;
2. The Service Provider authenticates the Machine Service Consumer and validates the iSHARE adherence of the Service Consumer;
3. The Service Provider authorizes the Machine Service Consumer of the Service Consumer based on the entitlement information registered with the Service Provider;
4. The Service Provider executes the requested service;
5. The Service Provider provides the service result to the Machine Service Consumer;
* The Human Service Consumer accesses the result through app.
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