How to Load UOM Conversions , where it is failing using the REST API.

Actual Behavior

Loading UOM conversion using the REST API and it is failing to create the conversion with below response

Rest API Response:
{
   "FromUOM": "BAG OF 80",
   "ToUOM": "EACH",
   "ConversionFactor": -99999,
   "ToQuantity": -99999,
   "ReturnMessageCode": "RCS_UOM_CONV_LOOKUP_ERROR",
   "ReturnMessage": "The input attributes to the service aren't valid. No conversion value was found. Enter a valid value.",
   "ReturnStatus": "ERROR",
   "ItemId": null,
   "PrecisionFlag": true,
   "FromQuantity": 1.0,
   "links": [
       {
           "rel": "self",
           "href": "https://———————-.com/fscmRestApi/resources/11.13.18.05/unitOfMeasureConversions/99999",
           "name": "unitOfMeasureConversions",
           "kind": "item"
       },
       {
           "rel": "canonical",
           "href": "https://————-.com:443/fscmRestApi/resources/11.13.18.05/unitOfMeasureConversions/99999",
           "name": "unitOfMeasureConversions",
           "kind": "item"
       }
   ]
}



Steps to Reproduce

1. Connect to Postman

2. post the following payload