Compress freezes with nested objects

[moon0326]

Expected Behavior

Compresses query string

Current Behavior

freezes browser

Steps to Reproduce (for bugs)

1. Put this query string

mutation{
  updateProducts(payloads: [{
    creative_id: "3333",
    product_type_slug: "print",
    scores: {
      sales_hotness_product: {
        
      }
    }
  }]){
    error
    error_count
  }
}

2. Click "Compress"

[imolorhe]

Thanks for reporting! I'll look into this issue.