#!/usr/bin/perl
use strict;
use warnings;
use Mojo::UserAgent;
use feature 'say';

my $url_food  = 'https://api.nal.usda.gov/fdc/v1/food/170581?api_key=Oc4bD3tFWgPAscW0R0gBRivwqEdt0N182PXCGNQO';
my $ua_food   = Mojo::UserAgent->new;
my $json_food = $ua_food->get($url_food)->res->json;
say $json_food->{fdcId};

foreach my $nutrients( @{$json_food->{'foodNutrients'}} ){
  say $nutrients->{'nutrient'}{'name'};
}