POST /loads

Accepts JSON load data to either update or create a load
Accepts
[
	{
    	"id":"0",
    	"load_number":"65ABC",
    	"trailer_number":"654321",
    	"type": "frozen",
    	"ref_id": "321"
	}
]
Returns
[
	{
		"id":182,
		"ref_id":"321"
	}
]
Fields