def soundwave (id:)
      response = Faraday.get("#{API_BASE}/#{id}/soundwave")
      attributes = JSON.parse(response.body)
      Soundwave.new(attributes)
    end
def soundwave (id:)
      response = Faraday.get("#{API_BASE}/#{id}/soundwave")
      attributes = JSON.parse(response.body)
      Soundwave.new(attributes)
    end
returns a Soundwave object with peak data