.</span><span class="nf">getAccessToken</span><span class="p">(</span><span class="nv">email</span><span class="p">:</span> <span class="n">email</span><span class="p">,</span> <span class="nv">password</span><span class="p">:</span> <span class="n">password</span><span class="p">)</span> <span class="p">{</span> <span class="p">(</span><span class="n">httpResponse</span><span class="p">,</span> <span class="n">dataOrNil</span><span class="p">,</span> <span class="n">errorOrNil</span><span class="p">)</span