Content-Type header [application/x-www-form-urlencoded] is not supported on Elasticsearch

Question

I used to have ElasticSearch 5.2, and just upgraded to 6.0.

I am trying to create an index template following guide here, but got error

Content-Type         


        

Answer 1

"{ \"name\": { \"first\": {} }, \"address\": [ { \"address1\":\"lane\" } ] } "

In Windows, when you give JSON as a parameter, use double quotes only. Use escape character.