DROP INDEX IF EXISTS idx_messages_echo_id;
DROP INDEX IF EXISTS idx_conversations_account_display_id;

ALTER TABLE messages DROP COLUMN IF EXISTS external_source_ids;
ALTER TABLE messages DROP COLUMN IF EXISTS additional_attributes;
ALTER TABLE messages DROP COLUMN IF EXISTS content_attributes;
ALTER TABLE messages DROP COLUMN IF EXISTS echo_id;
ALTER TABLE messages DROP COLUMN IF EXISTS status;

ALTER TABLE conversations DROP COLUMN IF EXISTS resumed_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS resolved_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS muted;
ALTER TABLE conversations DROP COLUMN IF EXISTS first_reply_created_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS last_activity_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS waiting_since;
ALTER TABLE conversations DROP COLUMN IF EXISTS contact_last_seen_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS assignee_last_seen_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS agent_last_seen_at;
ALTER TABLE conversations DROP COLUMN IF EXISTS custom_attributes;
ALTER TABLE conversations DROP COLUMN IF EXISTS additional_attributes;
ALTER TABLE conversations DROP COLUMN IF EXISTS snoozed_until;
ALTER TABLE conversations DROP COLUMN IF EXISTS sla_policy_id;
ALTER TABLE conversations DROP COLUMN IF EXISTS campaign_id;
ALTER TABLE conversations DROP COLUMN IF EXISTS team_id;
ALTER TABLE conversations DROP COLUMN IF EXISTS contact_inbox_id;
ALTER TABLE conversations DROP COLUMN IF EXISTS display_id;