curl -X PATCH 'https://api.example.com/permissions/perm_123' \
  -H 'Authorization: Bearer YOUR_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "description": "Can read and preview documents"
  }'

const axios = require('axios');

const { data } = await axios.patch('https://api.example.com/permissions/perm_123', {
  description: 'Can read and preview documents',
}, {
  headers: { 'Authorization': 'Bearer YOUR_TOKEN' },
});

{
  "id": "perm_123",
  "name": "read:documents",
  "description": "Can read and preview documents",
  "scopeId": "scope_456"
}