rml:LOOT_TABLES

Default at /loot_tables/

format: see mc wiki.

https://minecraft.fandom.com/wiki/Loot_table#Recurring_JSON_structures_within_loot_tables_and_other_data_pack_files

note: in Forge, name is required for each loot

for example:

{
  "pools": [
    {
      "name": "main",
      "__other": "other......"
    }
  ]
}