Turns out this is happening because the mapping needs to be applied to the type:
I tried applying it to the wrong thing:
curl -XPUT 10.160.86.134:9200/products/_mapping -d '{
It needs to be applied to the type like so:
curl -XPUT 10.160.86.134:9200/products/product/_mapping -d '{
It’s sad that a simple google search couldn’t answer this. Also the previous post I linked to is very misleading and the answer is wrong, which I’ll point out there as well.