@type t() :: %Procore.Model.CoordinationIssueAssignmentActivityDetails{
  comment: Procore.Model.Comment.t() | nil,
  created_by:
    Procore.Model.CoordinationIssueAssignmentActivityDetailsCreatedBy.t() | nil,
  id: integer() | nil,
  new_assignee:
    Procore.Model.CoordinationIssueAssignmentActivityDetailsNewAssignee.t()
    | nil,
  old_assignee:
    Procore.Model.CoordinationIssueAssignmentActivityDetailsOldAssignee.t()
    | nil
}