GraphAware\Neo4j\Client\HttpDriver\Session::prepareRequest PHP Method

    public function prepareRequest(Pipeline $pipeline)
    {
        $statements = [];
        foreach ($pipeline->statements() as $statement) {
            $st = ['statement' => $statement->text(), 'resultDataContents' => ['REST', 'GRAPH'], 'includeStats' => true];
            if (!empty($statement->parameters())) {
                $st['parameters'] = $this->formatParams($statement->parameters());
            }
            $statements[] = $st;
        }
        $body = json_encode(['statements' => $statements]);
        $headers = [['X-Stream' => true, 'Content-Type' => 'application/json']];
        return new Request('POST', sprintf('%s/db/data/transaction/commit', $this->uri), $headers, $body);
    }