curl -X POST "https://app.talkover.ai/api/v1/agents/agent-uuid/end-call" \
  -H "Authorization: Bearer talq_your_environment_token_here" \
  -H "Content-Type: application/json" \
  -d '{ "call_sid": "call-uuid-123" }'

await fetch('https://app.talkover.ai/api/v1/agents/agent-uuid/end-call', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer talq_your_environment_token_here',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({ call_sid: 'call-uuid-123' })
});

{
  "success": true,
  "data": {
    "id": "call-uuid-123",
    "status": "completed",
    "ended_at": "2024-01-15T11:35:42Z",
    "ended_reason": "ended_by_api"
  }
}

{
  "success": false,
  "message": "Call not found for this agent"
}

{
  "success": false,
  "message": "Call is not active",
  "code": "CALL_NOT_ACTIVE"
}