x-auth-token: ********************
curl --location -g --request POST 'https://api.lootlocker.io/admin/v1/game//heroes/4/defaults' \
--header 'x-auth-token: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"hero_id": 2,
"asset_id": 4,
"asset_variation_id": null
}'
{}