@type t() :: %Electric.Replication.Changes.NewRecord{
  key: String.t() | nil,
  last?: boolean(),
  log_offset: Electric.Replication.LogOffset.t(),
  move_tags: [Electric.Replication.Changes.tag()],
  record: Electric.Replication.Changes.record(),
  relation: Electric.Replication.Changes.relation_name()
}