curl --request GET \
  --url https://api-prod.blaaiz.com/api/external/customer \
  --header 'Authorization: Bearer <token>'

{
  "message": "Customers retrieved successfully",
  "data": [
    {
      "id": "9d4c4ec5-59ea-4130-bf8a-6a5edec401ee",
      "business_id": "9d4c4ec5-572d-49de-a362-f01ed09f2b1b",
      "type": "individual",
      "first_name": "John",
      "last_name": "Doe",
      "business_name": null,
      "email": "john.doe@example.com",
      "phone": "+2348012345678",
      "country": "NG",
      "id_type": "passport",
      "id_number": "A12345678",
      "registration_number": null,
      "incorporation_country": null,
      "verification_status": "VERIFIED",
      "created_at": "2024-01-15T10:30:00.000000Z",
      "updated_at": "2024-01-15T10:35:00.000000Z"
    },
    {
      "id": "019a6da3-4a9a-7033-81b9-12489eff13ee",
      "business_id": "9d4c4ec5-572d-49de-a362-f01ed09f2b1b",
      "type": "business",
      "first_name": null,
      "last_name": null,
      "business_name": "Acme Corp",
      "email": "contact@acme.example.com",
      "phone": "+2348012345679",
      "country": "NG",
      "id_type": null,
      "id_number": null,
      "registration_number": "RC123456",
      "incorporation_country": "NG",
      "verification_status": "VERIFIED",
      "created_at": "2024-01-14T09:20:00.000000Z",
      "updated_at": "2024-01-14T09:25:00.000000Z"
    }
  ]
}