amp prebid sync code

{
    "imp": [
        {
            "ext": {
                "appnexus": {
                    "placementId": 18764154
                },
                "rubicon": {
                    "sizes": [43],
                    "siteId": 175784,
                    "accountId": 17606,
                    "zoneId": 849556
                },
				"districtm": {
          			"placementId": 456
        		}
            },
            "banner": {
                "format": [
                    {
                        "h": 100,
                        "w": 320
                    }
                ]
            },
            "id": "/45470634/clickio_area_645248_320x100"
        }
    ],
    "ext": {
        "prebid": {
            "targeting": {
                "pricegranularity": {
                    "ranges": [
                        {
                            "max": 40,
                            "increment": 0.01
                        }
                    ],
                    "precision": 2
				}
            },
			"bidadjustmentfactors": {
              	 	"districtm": 0.8,
                	"rubicon": 0.8
            },
            "aliases": {
                "districtm": "appnexus"
            }
        }
    },
    "id": "/45470634/clickio_area_645248_320x100",
    "site": {
        "page": "chimerarevo.com"
    }
}