// api/year-end-reporting/ales
interface Ale {
  aleId: string,
  aleName: string,
  clientType: string,
  totals: [{
    formType: string,
    approvedCount: number,
    notApprovedWithoutErrorCount: number,
    notApprovedAttentionCount: number,
    extensionDate: string
  }],
  associatedMembers?: Array<Ale>
}

// Transformer
var request = {
  endpoint: 'api/year-end-report/ales',
  descriptor: {
    type: 'products',
    id: {$alias: 'clientType'},
    attributes: {
      name: {$alias: 'clientType'}
    },
    relationships: {
      companies: [{
        data: {
          type: 'companies',
          id: {$alias: 'aleId'},
          attributes: {
            name: {$alias: 'aleName'},
            totals: __
          },
          relationships: {
            ales: {
              data: [{
                $each: 'associatedMembers',
                type: 'ales',
                id: {$alias: 'aleId'},
                attributes: {
                  name: {$alias: 'aleName'},
                  totals: __
                }
              }]
            }
          }
        }
      }]
    }
  }
}

// Usage
store.findWhere({name, taxYear}).related('companies')