-
  id: 1
  issue_id: 1
  project_id: 1
  project_board_id: 1
  sorting: 0

-
  id: 2
  issue_id: 2
  project_id: 1
  project_board_id: 0 # no board assigned
  sorting: 0

-
  id: 3
  issue_id: 3
  project_id: 1
  project_board_id: 2
  sorting: 0

-
  id: 4
  issue_id: 5
  project_id: 1
  project_board_id: 3
  sorting: 0
