I use
POST type URL http://######/graphql Body: query: \"query: \"{\'noteTypes\': {\'name\', \'label\', \'labelColor\', \'groupName\', \'groupLabel\', \'i
You don't need INSOMNIA in case the GraphQL server responds to Content-type: application/graphql or postman.setEnvironmentVariable,
Content-type: application/graphql
postman.setEnvironmentVariable
Just do it:
In Headers tab: Content-Type: application/graphql
Content-Type: application/graphql
In Body tab, "raw" selected, put your query