Method: https://oms.tpl.com.br/api/get/carriers

Objective: Returns the name and ID of the carriers enabled for the client 
          
            
JSON Composition for sending:

{
	*"auth" : key obtained in get/auth method
}

Returns with:
{
	"code" : integer
	,"carriers" :
		[
			"shippingCompany" : text
			,"code" : integer
		}
}

Code:
200: request fulfilled
404: no carriers found
500: invalid auth