curl --request GET \
  --url https://api.totoy.ai/v1/knowledge-bases/{knowledge_base_id}/sources \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "source_id": "src_oXiYDg8QOc9JsOk86idRXiywD",
      "source_type": "document",
      "bytes": 1234567,
      "created_at": "2024-03-01T00:00:00Z",
      "updated_at": "2024-03-01T00:00:00Z",
      "title": "Totoy Company Overview",
      "document_file_name": "totoy-company-overview.pdf",
      "backlink": "https://www.totoy.ai/totoy-company-overview.pdf",
      "valid_from": "2024-01-01T00:00:00Z",
      "valid_until": "2026-12-31T23:59:59Z",
      "project_id": "pj_avX7imfLaPcQnv5ckvGlOEBA9",
      "custom_metadata": {
        "internal_tag": "general_documents"
      },
      "knowledge_base_id": "kb_feMfJbeqbAEj4u8K5HqmKpUbY",
      "status": "completed"
    },
    {
      "source_id": "src_qoY7rSGkiWtn4NP8kPXc7xzrq",
      "source_type": "text",
      "bytes": 44,
      "created_at": "2024-04-01T00:00:00Z",
      "updated_at": "2024-04-01T00:00:00Z",
      "title": "Foundation Date",
      "backlink": "https://www.totoy.ai/general-info",
      "valid_from": "2024-01-01T00:00:00Z",
      "valid_until": "2026-12-31T23:59:59Z",
      "project_id": "pj_avX7imfLaPcQnv5ckvGlOEBA9",
      "custom_metadata": {
        "internal_tag": "text_snippets"
      },
      "knowledge_base_id": "kb_feMfJbeqbAEj4u8K5HqmKpUbY",
      "status": "completed"
    }
  ]
}