array:10 [
  "content-length" => array:1 [
    0 => "0"
  ]
  "via" => array:1 [
    0 => "2.0 Caddy"
  ]
  "user-agent" => array:1 [
    0 => "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
  ]
  "cookie" => array:1 [
    0 => "XSRF-TOKEN=eyJpdiI6IjZla2lJRUFIMDJGdG8yVE1BZjZCQ3c9PSIsInZhbHVlIjoiTlNkUmZPaGdJTWNmYWRtNWFENHVQTEY3SnB2bkllV3F5V0lBU3NXWkl6YWErSHZDaTdqenc5bFZ3UEZwUTFsMVpmWURxN3dEUFFpMTVtNS9yMW1vSkJpOVdNY3ZTK1pHZVcxbW1aWU4yMmhDQmtDWGRrQWt2QkowNzhNb0V4UlgiLCJtYWMiOiJkNDQ1YWVmMDE2MDgzZWNhOWU5NTY3OWVlZWRhM2FkM2VlZDYzMjdmZTJlODdkMDgxMjljMTlmYzI1NmZhYzA3IiwidGFnIjoiIn0%3D; rebelbooks_session=eyJpdiI6InhuRjZCaWxXOUdCTHBFVFp0MFM4WVE9PSIsInZhbHVlIjoiaTlJY2s0WmM5ek8yUHlzQnZPRXo2UjZOc2VtR2hzLzFScUluNW5RUW5WdlFQbTBzdXU0L3BuK1Ywc3BrQW9HQ1hKMktBc0MycnBWSStQcmlVL1Zyd01CL0VacW16NlJnbzRTV2k5TFEzRUcwcUJFQzlNSHppbzV5YlZwUTMxdXciLCJtYWMiOiI0ODM5ZWE5ODE4NmY4NmYxZTJmNWQ2YzM0YmNmNzIwZjI2NzVjZTI5MDgyOWZhOGI2MDg4YTc1NDI3YjVmMGQxIiwidGFnIjoiIn0%3D"
  ]
  "accept" => array:1 [
    0 => "*/*"
  ]
  "accept-encoding" => array:1 [
    0 => "gzip, br, zstd, deflate"
  ]
  "x-forwarded-host" => array:1 [
    0 => "beta.rebelbooks.com"
  ]
  "host" => array:1 [
    0 => "beta.rebelbooks.com"
  ]
  "x-forwarded-proto" => array:1 [
    0 => "https"
  ]
  "x-forwarded-for" => array:1 [
    0 => "216.73.216.52"
  ]
]