Method sign

python/ccxt/hyperliquid.py:4534–4541

(self, path, api: Any = 'public', method='GET', params={}, headers: dict = None, body: Str = None)

        return None

    def sign(self, path, api: Any = 'public', method='GET', params={}, headers: dict = None, body: Str = None):
        url = self.implode_hostname(self.urls['api'][api]) + '/' + path
        if method == 'POST':
            headers = {
                'Content-Type': 'application/json',
            }
            body = self.json(params)
        return {'url': url, 'method': method, 'body': body, 'headers': headers}

    def calculate_rate_limiter_cost(self, api, method, path, params, config={}):
        if ('byType' in config) and ('type' in params):