tttjjj/elt_bench huggingface dataset:
id: The ID for the Segment from Mailchimp
list_id: The ID of the List the segment is part of.
member_count: The number of members in the segment.
name: The name of the segment.
type: The type of segment
updated_at: The date and time the segment was last updated.
created_at: The date and time the segment was created.