anchor.diff:                  "status": "COMPLETED",
                   "gross_amount": 900
               }
  -        }
  +        ]
           
   ## Club Sales Invoice Detail [/clubs/{id}/{year}/finances/sales-invoices/{invoice-id}]
   ### Get a club sales invoice [GET]
  
positive.code: ### Get list of club's POs [GET]
  + Response 200 (application/json)
  
          {
              "15000": {
                  "id": 15000,
                  "supplier": {"name": "EINPROGRESS Inc."},
                  "status": "COMPLETED",
  
negative.code: ### Get information about a club's acknowledged risks [GET]
  + Response 200 (application/json)
  
          [
              [Club Risk][]
          ]
          
  ## Club Risk [/clubs/{id}/{year}/risks/{risk-id}]
  ### Get information about a club's risk [GET]
  