Access Token
POST {{api-url}}/oauth/token
Request Body
[{"name"=>"grant_type", "value"=>"{{grant_type}}", "datatype"=>"string"}, {"name"=>"client_id", "value"=>"{{client_id}}", "datatype"=>"string"}, {"name"=>"client_secret", "value"=>"{{client_secret}}", "datatype"=>"string"}, {"name"=>"scope", "value"=>"tenant={{tenant}} coupon.coupon_manage ", "datatype"=>"string"}]