sms.UsageTracking

{
    "campaign_message_segments": 0,
    "campaign_messages_sent": 0,
    "created_at": "string",
    "credits_used": 0,
    "date": "string",
    "id": "string",
    "messages_failed": 0,
    "messages_sent": 0,
    "organization_id": "string",
    "pay_as_you_go_charges": 0,
    "segments_used": 0,
    "single_message_segments": 0,
    "single_messages_sent": 0,
    "unique_recipients": 0,
    "updated_at": "string"
}