curl -G https://api.tracklysms.com/api/v2/messages \
  -H "X-Api-Key: trk_your_api_key" \
  --data-urlencode "updated_since=2026-07-26T00:00:00Z" \
  --data-urlencode "limit=200"

import requests

resp = requests.get(
    "https://api.tracklysms.com/api/v2/messages",
    headers={"X-Api-Key": "trk_your_api_key"},
    params={"status": "delivered", "limit": 200},
)
data = resp.json()
for msg in data["messages"]:
    print(msg["id"], msg["status"])
print("next:", data["pagination"]["next_cursor"])

{
  "messages": [
    {
      "id": "a1b2c3d4",
      "from_number": "+18005551234",
      "to_number": "+14155551234",
      "body": "Hi",
      "status": "delivered",
      "status_detail": null,
      "segment_count": 1,
      "encoding": "GSM-7",
      "sending_list_id": 88,
      "timestamp": "2026-07-20T14:03:11.000000Z",
      "updated_at": "2026-07-20T14:05:00.000000Z",
      "dlr_status": "delivered",
      "is_terminal": true,
      "is_delivered": true,
      "error_code": null,
      "error_description": null,
      "provider_message_id": "O3iFf1Eu",
      "reply_id": null,
      "replied_at": null,
      "cost_state": "billed",
      "external_ids": { "external_location_id": "loc_west" }
    }
  ],
  "pagination": { "limit": 200, "has_more": true, "next_cursor": "MjAyNi0wNy..." }
}