Identifier type for this batch (one type per run): email (default), phone_number, device_id, handle, twitter_id, or partner_user_id. Must match the type the users were added with.
users
string or array of string
Yes
-
The identifiers to remove, as a list or comma/newline separated text. Normalized and SHA256-hashed the same way as when adding, so plain values match what was uploaded.