curl -X POST https://app.mavera.io/api/v1/brand-voices \
  -H "Authorization: Bearer mvra_live_your_key_here" \
  -H "Content-Type: application/json" \
  -d '{
    "label": "Acme Brand Voice",
    "urls": ["https://acme.com/about", "https://acme.com/blog"],
    "usage_context": "Marketing content and social media"
  }'

{
  "id": "<string>",
  "object": "brand_voice",
  "label": "<string>",
  "usage_context": "<string>",
  "status": "pending",
  "error": "<string>",
  "voice_summary": "<string>",
  "tone": {
    "adjectives": [
      "<string>"
    ],
    "dos": [
      "<string>"
    ],
    "donts": [
      "<string>"
    ]
  },
  "writing_style": {
    "sentence_structure": "<string>",
    "jargon_usage": "<string>"
  },
  "vocabulary": {
    "preferred_terms": [
      "<string>"
    ],
    "avoid_terms": [
      "<string>"
    ]
  },
  "example_phrases": [
    {
      "use_case": "<string>",
      "example": "<string>"
    }
  ],
  "sources": {
    "urls": [
      {
        "id": "<string>",
        "url": "<string>",
        "name": "<string>",
        "description": "<string>"
      }
    ],
    "documents": [
      {
        "id": "<string>",
        "name": "<string>",
        "description": "<string>",
        "file_type": "<string>",
        "file_size": 123
      }
    ]
  },
  "workspace_id": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}