columns:
  id:
    label: id
    type: number
  member:
    label: member
    type: text
    relation: member
    valueFrom: name
  member_rank:
    label: member_rank
    type: text
    relation: member_rank
    valueFrom: name
  start:
    label: start
    type: datetime
  status:
    label: status
    type: text