I ended up in this when trying to signup. :&#x2F;<p>{&quot;statusCode&quot;:400,&quot;error&quot;:&quot;Bad Request&quot;,&quot;message&quot;:&quot;\&quot;uid\&quot; is not allowed&quot;,&quot;validation&quot;:{&quot;source&quot;:&quot;query&quot;,&quot;keys&quot;:[&quot;uid&quot;]}}