Get Auth token

POST {{auth_server}}/auth/realms/datagateway/protocol/openid-connect/token

Request Body

[{"name"=>"grant_type", "value"=>"client_credentials", "datatype"=>"string"}, {"name"=>"client_id", "value"=>"{{client_id}}", "datatype"=>"string"}, {"name"=>"client_secret", "value"=>"{{secret}}", "datatype"=>"string"}]