curl -X POST https://api.orbit.devotel.io/api/v1/compliance/sender-id-registrations \
  -H "Authorization: Bearer $ORBIT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "sender_id": "MyBrand",
    "countries": [
      {
        "country": "BR",
        "document_refs": ["doc_abc123def456"],
        "notes": "Retail brand, transactional + OTP use case"
      }
    ]
  }'

{
  "data": {
    "id": "sidreg_xyz",
    "sender_id": "MyBrand",
    "countries": [
      {
        "country": "BR",
        "status": "pending",
        "document_refs": ["doc_abc123def456"],
        "registered_at": null,
        "expires_at": null,
        "registration_provider_id": null,
        "notes": "Retail brand, transactional + OTP use case"
      }
    ]
  },
  "meta": { "request_id": "…", "timestamp": "2026-06-08T12:00:00.000Z" }
}

{
  "data": {
    "entries": [
      {
        "id": "sidreg_xyz",
        "sender_id": "MyBrand",
        "countries": [
          {
            "country": "BR",
            "status": "approved",
            "document_refs": ["doc_abc123def456"],
            "registered_at": "2026-06-05T00:00:00.000Z",
            "expires_at": "2027-06-05T00:00:00.000Z"
          }
        ]
      }
    ],
    "total": 1
  },
  "meta": { "request_id": "…", "timestamp": "2026-06-08T12:00:00.000Z" }
}