async fn describe_cases(
        &self,
        input: DescribeCasesRequest,
    ) -> Result<DescribeCasesResponse, RusotoError<DescribeCasesError>> {
        let mut request = self.new_signed_request("POST", "/");
        request.add_header("x-amz-target", "AWSSupport_20130415.DescribeCases");
        let encoded = serde_json::to_string(&input).unwrap();
        request.set_payload(Some(encoded));

        let response = self
            .sign_and_dispatch(request, DescribeCasesError::from_response)
            .await?;
        let mut response = response;
        let response = response.buffer().await.map_err(RusotoError::HttpDispatch)?;
        proto::json::ResponsePayload::new(&response).deserialize::<DescribeCasesResponse, _>()
    }
<p><p>Returns a list of cases that you specify by passing one or more case IDs. You can use the <code>afterTime</code> and <code>beforeTime</code> parameters to filter the cases by date. You can set values for the <code>includeResolvedCases</code> and <code>includeCommunications</code> parameters to specify how much information to return.</p> <p>The response returns the following in JSON format:</p> <ul> <li> <p>One or more <a href="https://docs.aws.amazon.com/awssupport/latest/APIReference/API_CaseDetails.html">CaseDetails</a> data types.</p> </li> <li> <p>One or more <code>nextToken</code> values, which specify where to paginate the returned records represented by the <code>CaseDetails</code> objects.</p> </li> </ul> <p>Case data is available for 12 months after creation. If a case was created more than 12 months ago, a request might return an error.</p> <note> <ul> <li> <p>You must have a Business or Enterprise Support plan to use the AWS Support API. </p> </li> <li> <p>If you call the AWS Support API from an account that does not have a Business or Enterprise Support plan, the <code>SubscriptionRequiredException</code> error message appears. For information about changing your support plan, see <a href="http://aws.amazon.com/premiumsupport/">AWS Support</a>.</p> </li> </ul> </note></p>
rusoto/services/support/src/generated.rs