code: public Observable<Page<IntegrationAccountSchemaInner>> listByIntegrationAccountsAsync(final String resourceGroupName, final String integrationAccountName) {
          return listByIntegrationAccountsWithServiceResponseAsync(resourceGroupName, integrationAccountName)
              .map(new Func1<ServiceResponse<Page<IntegrationAccountSchemaInner>>, Page<IntegrationAccountSchemaInner>>() {
                  @Override
                  public Page<IntegrationAccountSchemaInner> call(ServiceResponse<Page<IntegrationAccountSchemaInner>> response) {
                      return response.body();
                  }
              });
      }
docs: Gets a list of integration account schemas.
  
  @param resourceGroupName The resource group name.
  @param integrationAccountName The integration account name.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the PagedList&lt;IntegrationAccountSchemaInner&gt; object