curl -X GET "https://api.omophub.com/v1/vocabularies/SNOMED" \
  -H "Authorization: Bearer YOUR_API_KEY"

{
  "success": true,
  "data": {
    "vocabulary_id": "SNOMED",
    "vocabulary_name": "Systematized Nomenclature of Medicine Clinical Terms",
    "vocabulary_reference": "SNOMED International",
    "vocabulary_version": "2024-07-01",
    "vocabulary_concept": 45756746,
    "description": "Comprehensive clinical terminology system providing a standardized way to represent clinical information for healthcare",
    "is_active": true,
    "created_date": "1970-01-01",
    "last_updated": "2024-07-01T00:00:00Z",
    "concept_count": 4567891,
    "domains": [
      {
        "domain_id": "Condition",
        "domain_name": "Condition",
        "concept_count": 1234567
      },
      {
        "domain_id": "Procedure",
        "domain_name": "Procedure",
        "concept_count": 987654
      },
      {
        "domain_id": "Observable Entity",
        "domain_name": "Observable Entity",
        "concept_count": 456789
      },
      {
        "domain_id": "Substance",
        "domain_name": "Substance",
        "concept_count": 234567
      }
    ],
    "statistics": {
      "total_concepts": 4567891,
      "standard_concepts": 3987654,
      "classification_concepts": 456789,
      "invalid_concepts": 12345,
      "relationships_count": 15678900,
      "synonyms_count": 8765432,
      "average_synonyms_per_concept": 1.92
    }
  },
  "meta": {
    "request_id": "req_vocab_123",
    "timestamp": "2024-12-22T10:00:00Z",
    "vocab_release": "2025.2"
  }
}