Help with json template | WordPress.org

Hi,
try this:

[jsoncontentimporter url=https://delivery.oddsandstats.co/team_list/NFL.JSON?api_key=74db8efa2a6db279393b433d97c2bc843f8e32b0 numberofdisplayeditems=-1 basenode=results urlgettimeout=5 debugmode=10 ]{subloop:columns:-1}
columns.nickname: {columns.nickname}<br>
{/subloop:columns}<hr>
{subloop:data:-1}
{subloop-array:data.team:-1}
data.team.display_name: {data.team.display_name}<br>
{/subloop-array:data.team}{/subloop:data}[/jsoncontentimporter]

Bernhard