diff --git a/adapters/pubmatic/pubmatic.go b/adapters/pubmatic/pubmatic.go
index ef6354b7bb9..9c42ae57b22 100644
--- a/adapters/pubmatic/pubmatic.go
+++ b/adapters/pubmatic/pubmatic.go
@@ -30,10 +30,10 @@ type PubmaticAdapter struct {
 }
 
 type pubmaticBidExt struct {
-	BidType            *int                 `json:"BidType,omitempty"`
 	VideoCreativeInfo  *pubmaticBidExtVideo `json:"video,omitempty"`
 	Marketplace        string               `json:"marketplace,omitempty"`
 	PrebidDealPriority int                  `json:"prebiddealpriority,omitempty"`
+	InBannerVideo      bool                 `json:"ibv,omitempty"`
 }
 
 type pubmaticWrapperExt struct {
@@ -461,19 +461,24 @@ func (a *PubmaticAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externa
 				bid.Cat = bid.Cat[0:1]
 			}
 
+			mType, err := getMediaTypeForBid(&bid)
+			if err != nil {
+				errs = append(errs, err)
+				continue
+			}
+
 			typedBid := &adapters.TypedBid{
 				Bid:      &bid,
-				BidType:  openrtb_ext.BidTypeBanner,
 				BidVideo: &openrtb_ext.ExtBidPrebidVideo{},
 			}
 
 			var bidExt *pubmaticBidExt
-			err := jsonutil.Unmarshal(bid.Ext, &bidExt)
+			err = jsonutil.Unmarshal(bid.Ext, &bidExt)
 			if err != nil {
 				errs = append(errs, err)
 			} else if bidExt != nil {
 				typedBid.Seat = openrtb_ext.BidderName(bidExt.Marketplace)
-				typedBid.BidType = getBidType(bidExt)
+
 				if bidExt.PrebidDealPriority > 0 {
 					typedBid.DealPriority = bidExt.PrebidDealPriority
 				}
@@ -481,9 +486,14 @@ func (a *PubmaticAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externa
 				if bidExt.VideoCreativeInfo != nil && bidExt.VideoCreativeInfo.Duration != nil {
 					typedBid.BidVideo.Duration = *bidExt.VideoCreativeInfo.Duration
 				}
+
+				typedBid.BidMeta = &openrtb_ext.ExtBidPrebidMeta{MediaType: string(mType)}
+				if bidExt.InBannerVideo {
+					typedBid.BidMeta.MediaType = string(openrtb_ext.BidTypeVideo)
+				}
 			}
 
-			if typedBid.BidType == openrtb_ext.BidTypeNative {
+			if mType == openrtb_ext.BidTypeNative {
 				bid.AdM, err = getNativeAdm(bid.AdM)
 				if err != nil {
 					errs = append(errs, err)
@@ -637,24 +647,27 @@ func getStringArray(array []interface{}) []string {
 	return aString
 }
 
-// getBidType returns the bid type specified in the response bid.ext
-func getBidType(bidExt *pubmaticBidExt) openrtb_ext.BidType {
+// getMediaTypeForBid returns the Mtype
+func getMediaTypeForBid(bid *openrtb2.Bid) (openrtb_ext.BidType, error) {
 	// setting "banner" as the default bid type
-	bidType := openrtb_ext.BidTypeBanner
-	if bidExt != nil && bidExt.BidType != nil {
-		switch *bidExt.BidType {
-		case 0:
-			bidType = openrtb_ext.BidTypeBanner
-		case 1:
-			bidType = openrtb_ext.BidTypeVideo
-		case 2:
-			bidType = openrtb_ext.BidTypeNative
+	mType := openrtb_ext.BidTypeBanner
+	if bid != nil {
+		switch bid.MType {
+		case openrtb2.MarkupBanner:
+			mType = openrtb_ext.BidTypeBanner
+		case openrtb2.MarkupVideo:
+			mType = openrtb_ext.BidTypeVideo
+		case openrtb2.MarkupAudio:
+			mType = openrtb_ext.BidTypeAudio
+		case openrtb2.MarkupNative:
+			mType = openrtb_ext.BidTypeNative
 		default:
-			// default value is banner
-			bidType = openrtb_ext.BidTypeBanner
+			return "", &errortypes.BadServerResponse{
+				Message: fmt.Sprintf("failed to parse bid mtype (%d) for impression id %s", bid.MType, bid.ImpID),
+			}
 		}
 	}
-	return bidType
+	return mType, nil
 }
 
 // Builder builds a new instance of the Pubmatic adapter for the given bidder with the given config.
diff --git a/adapters/pubmatic/pubmatic_test.go b/adapters/pubmatic/pubmatic_test.go
index 122840771b1..74883b23a90 100644
--- a/adapters/pubmatic/pubmatic_test.go
+++ b/adapters/pubmatic/pubmatic_test.go
@@ -11,8 +11,10 @@ import (
 	"github.com/prebid/prebid-server/v3/adapters"
 	"github.com/prebid/prebid-server/v3/adapters/adapterstest"
 	"github.com/prebid/prebid-server/v3/config"
+	"github.com/prebid/prebid-server/v3/errortypes"
 	"github.com/prebid/prebid-server/v3/openrtb_ext"
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestJsonSamples(t *testing.T) {
@@ -26,52 +28,67 @@ func TestJsonSamples(t *testing.T) {
 	adapterstest.RunJSONBidderTest(t, "pubmatictest", bidder)
 }
 
-func TestGetBidTypeVideo(t *testing.T) {
-	pubmaticExt := &pubmaticBidExt{}
-	pubmaticExt.BidType = new(int)
-	*pubmaticExt.BidType = 1
-	actualBidTypeValue := getBidType(pubmaticExt)
-	if actualBidTypeValue != openrtb_ext.BidTypeVideo {
-		t.Errorf("Expected Bid Type value was: %v, actual value is: %v", openrtb_ext.BidTypeVideo, actualBidTypeValue)
+func TestGetMediaTypeForBid(t *testing.T) {
+	tests := []struct {
+		name          string
+		mType         openrtb2.MarkupType
+		expectedMType openrtb_ext.BidType
+		expectedError error
+	}{
+		{
+			name:          "Test Banner Bid Type",
+			mType:         1,
+			expectedMType: openrtb_ext.BidTypeBanner,
+			expectedError: nil,
+		},
+		{
+			name:          "Test Video Bid Type",
+			mType:         2,
+			expectedMType: openrtb_ext.BidTypeVideo,
+			expectedError: nil,
+		},
+		{
+			name:          "Test Audio Bid Type",
+			mType:         3,
+			expectedMType: openrtb_ext.BidTypeAudio,
+			expectedError: nil,
+		},
+		{
+			name:          "Test Native Bid Type",
+			mType:         4,
+			expectedMType: openrtb_ext.BidTypeNative,
+			expectedError: nil,
+		},
+		{
+			name:          "Test Unsupported MType (Invalid MType)",
+			mType:         44,
+			expectedMType: "", // default value for unsupported types
+			expectedError: &errortypes.BadServerResponse{Message: "failed to parse bid mtype (44) for impression id "},
+		},
+		{
+			name:          "Test Default MType (MType 0 or Not Set)",
+			mType:         0,  // This represents the default case where MType is not explicitly set
+			expectedMType: "", // Default is empty and return error
+			expectedError: &errortypes.BadServerResponse{Message: "failed to parse bid mtype (0) for impression id "},
+		},
 	}
-}
 
-func TestGetBidTypeForMissingBidTypeExt(t *testing.T) {
-	pubmaticExt := &pubmaticBidExt{}
-	actualBidTypeValue := getBidType(pubmaticExt)
-	// banner is the default bid type when no bidType key is present in the bid.ext
-	if actualBidTypeValue != "banner" {
-		t.Errorf("Expected Bid Type value was: banner, actual value is: %v", actualBidTypeValue)
-	}
-}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			bid := openrtb2.Bid{
+				MType: tt.mType,
+			}
 
-func TestGetBidTypeBanner(t *testing.T) {
-	pubmaticExt := &pubmaticBidExt{}
-	pubmaticExt.BidType = new(int)
-	*pubmaticExt.BidType = 0
-	actualBidTypeValue := getBidType(pubmaticExt)
-	if actualBidTypeValue != openrtb_ext.BidTypeBanner {
-		t.Errorf("Expected Bid Type value was: %v, actual value is: %v", openrtb_ext.BidTypeBanner, actualBidTypeValue)
-	}
-}
+			actualBidTypeValue, actualError := getMediaTypeForBid(&bid)
 
-func TestGetBidTypeNative(t *testing.T) {
-	pubmaticExt := &pubmaticBidExt{}
-	pubmaticExt.BidType = new(int)
-	*pubmaticExt.BidType = 2
-	actualBidTypeValue := getBidType(pubmaticExt)
-	if actualBidTypeValue != openrtb_ext.BidTypeNative {
-		t.Errorf("Expected Bid Type value was: %v, actual value is: %v", openrtb_ext.BidTypeNative, actualBidTypeValue)
-	}
-}
+			assert.Equal(t, tt.expectedMType, actualBidTypeValue, "unexpected BidType value")
 
-func TestGetBidTypeForUnsupportedCode(t *testing.T) {
-	pubmaticExt := &pubmaticBidExt{}
-	pubmaticExt.BidType = new(int)
-	*pubmaticExt.BidType = 99
-	actualBidTypeValue := getBidType(pubmaticExt)
-	if actualBidTypeValue != openrtb_ext.BidTypeBanner {
-		t.Errorf("Expected Bid Type value was: %v, actual value is: %v", openrtb_ext.BidTypeBanner, actualBidTypeValue)
+			if tt.expectedError != nil {
+				require.EqualError(t, actualError, tt.expectedError.Error(), "unexpected error message")
+				return
+			}
+			require.NoError(t, actualError, "expected no error but got one")
+		})
 	}
 }
 
@@ -398,7 +415,7 @@ func TestPubmaticAdapter_MakeBids(t *testing.T) {
 			args: args{
 				response: &adapters.ResponseData{
 					StatusCode: http.StatusOK,
-					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": 1}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
+					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "mtype": 1, "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": 1}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
 				},
 			},
 			wantErr: nil,
@@ -416,11 +433,14 @@ func TestPubmaticAdapter_MakeBids(t *testing.T) {
 							H:       250,
 							W:       300,
 							DealID:  "testdeal",
+							MType:   1,
 							Ext:     json.RawMessage(`{"dspid": 6, "deal_channel": 1, "prebiddealpriority": 1}`),
 						},
 						DealPriority: 1,
-						BidType:      openrtb_ext.BidTypeBanner,
 						BidVideo:     &openrtb_ext.ExtBidPrebidVideo{},
+						BidMeta: &openrtb_ext.ExtBidPrebidMeta{
+							MediaType: "banner",
+						},
 					},
 				},
 				Currency: "USD",
@@ -431,7 +451,7 @@ func TestPubmaticAdapter_MakeBids(t *testing.T) {
 			args: args{
 				response: &adapters.ResponseData{
 					StatusCode: http.StatusOK,
-					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
+					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal","mtype": 1, "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
 				},
 			},
 			wantErr: nil,
@@ -449,15 +469,67 @@ func TestPubmaticAdapter_MakeBids(t *testing.T) {
 							H:       250,
 							W:       300,
 							DealID:  "testdeal",
+							MType:   1,
 							Ext:     json.RawMessage(`{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1}`),
 						},
-						BidType:  openrtb_ext.BidTypeBanner,
 						BidVideo: &openrtb_ext.ExtBidPrebidVideo{},
+						BidMeta: &openrtb_ext.ExtBidPrebidMeta{
+							MediaType: "banner",
+						},
 					},
 				},
 				Currency: "USD",
 			},
 		},
+		{
+			name: "bid_ext_InBannerVideo_is_true",
+			args: args{
+				response: &adapters.ResponseData{
+					StatusCode: http.StatusOK,
+					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "mtype": 1, "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1, "ibv": true}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
+				},
+			},
+			wantErr: nil,
+			wantResp: &adapters.BidderResponse{
+				Bids: []*adapters.TypedBid{
+					{
+						Bid: &openrtb2.Bid{
+							ID:      "7706636740145184841",
+							ImpID:   "test-imp-id",
+							Price:   0.500000,
+							AdID:    "29681110",
+							AdM:     "some-test-ad",
+							ADomain: []string{"pubmatic.com"},
+							CrID:    "29681110",
+							H:       250,
+							W:       300,
+							DealID:  "testdeal",
+							MType:   1,
+							Ext:     json.RawMessage(`{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1, "ibv": true}`),
+						},
+						BidVideo: &openrtb_ext.ExtBidPrebidVideo{},
+						BidMeta: &openrtb_ext.ExtBidPrebidMeta{
+							MediaType: "video",
+						},
+					},
+				},
+				Currency: "USD",
+			},
+		},
+		{
+			name: "getMediaTypeForBid_return_error",
+			args: args{
+				response: &adapters.ResponseData{
+					StatusCode: http.StatusOK,
+					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "mtype": 0, "ext":{"dspid": 6, "deal_channel": 1, "prebiddealpriority": -1, "ibv": true}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
+				},
+			},
+			wantErr: []error{&errortypes.BadServerResponse{Message: "failed to parse bid mtype (0) for impression id test-imp-id"}},
+			wantResp: &adapters.BidderResponse{
+				Bids:     []*adapters.TypedBid{},
+				Currency: "USD",
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
diff --git a/adapters/pubmatic/pubmatictest/exemplary/banner.json b/adapters/pubmatic/pubmatictest/exemplary/banner.json
index 8e505bd3348..43e0fd4ecdb 100644
--- a/adapters/pubmatic/pubmatictest/exemplary/banner.json
+++ b/adapters/pubmatic/pubmatictest/exemplary/banner.json
@@ -111,6 +111,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid":"test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1,
@@ -142,13 +143,13 @@
               "w": 300,
               "h": 250,
               "dealid":"test deal",
+              "mtype": 1,
               "ext": {
                 "dspid": 6,
                 "deal_channel": 1,
                 "prebiddealpriority": 1
               }
-            },
-            "type": "banner"
+            }
           }
         ]
       }
diff --git a/adapters/pubmatic/pubmatictest/exemplary/fledge.json b/adapters/pubmatic/pubmatictest/exemplary/fledge.json
index 96c8f93ca5c..b094ea13f83 100644
--- a/adapters/pubmatic/pubmatictest/exemplary/fledge.json
+++ b/adapters/pubmatic/pubmatictest/exemplary/fledge.json
@@ -67,6 +67,7 @@
                   "crid": "crid_10",
                   "h": 90,
                   "w": 728,
+                  "mtype": 1,
                   "ext": {}
                 }
               ]
@@ -123,9 +124,9 @@
             "crid": "crid_10",
             "w": 728,
             "h": 90,
+            "mtype": 1,
             "ext": {}
-          },
-          "type": "banner"
+          }
         }
       ],
       "fledgeauctionconfigs": [
diff --git a/adapters/pubmatic/pubmatictest/exemplary/native.json b/adapters/pubmatic/pubmatictest/exemplary/native.json
index dedabf8af41..74e0a58af61 100644
--- a/adapters/pubmatic/pubmatictest/exemplary/native.json
+++ b/adapters/pubmatic/pubmatictest/exemplary/native.json
@@ -76,6 +76,7 @@
                                   "adid": "some-test-id",
                                   "adm": "{\"native\":{\"assets\":[{\"id\":2,\"img\":{\"h\":90,\"url\":\"//ads.pubmatic.com/AdTag/native/728x90.png\",\"w\":728}},{\"data\":{\"value\":\"Sponsored By PubMatic\"},\"id\":4},{\"id\":3,\"img\":{\"h\":90,\"url\":\"//ads.pubmatic.com/AdTag/native/728x90.png\",\"w\":728}},{\"id\":1,\"title\":{\"text\":\"Native Test Title\"}},{\"data\":{\"value\":\"Sponsored By PubMatic\"},\"id\":5}],\"imptrackers\":[\"http://clicktracker.com/AdTag/9bde02d0-6017-11e4-9df7-005056967c35\"],\"jstracker\":\"<script src='\\\/\\\/ads.pubmatic.com\\\/AdTag\\\/native\\\/tempReseponse.js'><script src='\\\/\\\/ads.pubmatic.com\\\/AdTag\\\/native\\\/tempReseponse.js'>\",\"link\":{\"clicktrackers\":[\"http://clicktracker.com/AdTag/9bde02d0-6017-11e4-9df7-005056967c35\"],\"fallback\":\"http://www.pubmatic.com\",\"url\":\"//www.pubmatic.com\"}}}",
                                   "crid": "29681110",
+                                  "mtype":4,
                                   "ext": {
                                       "deal_channel": 1,
                                       "bidtype": 2
@@ -102,12 +103,12 @@
                       "adid": "some-test-id",
                       "adm": "{\"assets\":[{\"id\":2,\"img\":{\"h\":90,\"url\":\"//ads.pubmatic.com/AdTag/native/728x90.png\",\"w\":728}},{\"data\":{\"value\":\"Sponsored By PubMatic\"},\"id\":4},{\"id\":3,\"img\":{\"h\":90,\"url\":\"//ads.pubmatic.com/AdTag/native/728x90.png\",\"w\":728}},{\"id\":1,\"title\":{\"text\":\"Native Test Title\"}},{\"data\":{\"value\":\"Sponsored By PubMatic\"},\"id\":5}],\"imptrackers\":[\"http://clicktracker.com/AdTag/9bde02d0-6017-11e4-9df7-005056967c35\"],\"jstracker\":\"<script src='\\\/\\\/ads.pubmatic.com\\\/AdTag\\\/native\\\/tempReseponse.js'><script src='\\\/\\\/ads.pubmatic.com\\\/AdTag\\\/native\\\/tempReseponse.js'>\",\"link\":{\"clicktrackers\":[\"http://clicktracker.com/AdTag/9bde02d0-6017-11e4-9df7-005056967c35\"],\"fallback\":\"http://www.pubmatic.com\",\"url\":\"//www.pubmatic.com\"}}",
                       "crid": "29681110",
+                      "mtype":4,
                       "ext": {
                           "deal_channel": 1,
                           "bidtype": 2
                       }
-                  },
-                  "type": "native"
+                  }
               }
           ]
       }
diff --git a/adapters/pubmatic/pubmatictest/exemplary/video.json b/adapters/pubmatic/pubmatictest/exemplary/video.json
index 509f05518dd..d43b0ac214c 100644
--- a/adapters/pubmatic/pubmatictest/exemplary/video.json
+++ b/adapters/pubmatic/pubmatictest/exemplary/video.json
@@ -123,6 +123,7 @@
                   "w": 300,
                   "dealid":"test deal",
                   "cat" : ["IAB-1", "IAB-2"], 
+                  "mtype":2,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1,
@@ -160,6 +161,7 @@
               "w": 300,
               "h": 250,
               "dealid":"test deal",
+              "mtype":2,
               "ext": {
                 "dspid": 6,
                 "deal_channel": 1,
@@ -169,7 +171,6 @@
                 }
               }
             },
-            "type": "video",
             "video" :{
               "duration" : 5,
               "primary_category": ""
diff --git a/adapters/pubmatic/pubmatictest/supplemental/app.json b/adapters/pubmatic/pubmatictest/supplemental/app.json
index e6c769f6d38..9c6f61e7890 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/app.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/app.json
@@ -104,6 +104,7 @@
                   "crid": "29681110",
                   "h": 250,
                   "w": 300,
+                  "mtype": 1,
                   "dealid":"test deal"
                 }]
               }
@@ -130,9 +131,9 @@
               "crid": "29681110",
               "w": 300,
               "h": 250,
+              "mtype": 1,
               "dealid":"test deal"
-            },
-            "type": "banner"
+            }
           }
         ]
       }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/bid_ext_ibv_true.json b/adapters/pubmatic/pubmatictest/supplemental/bid_ext_ibv_true.json
new file mode 100644
index 00000000000..531cb651ff6
--- /dev/null
+++ b/adapters/pubmatic/pubmatictest/supplemental/bid_ext_ibv_true.json
@@ -0,0 +1,200 @@
+{
+    "mockBidRequest": {
+        "id": "test-video-request",
+        "imp": [{
+            "id": "test-video-imp",
+            "video": {
+                "w":640,
+                "h":480,
+                "mimes": ["video/mp4", "video/x-flv"],
+                "minduration": 5,
+                "maxduration": 30,
+                "startdelay": 5,
+                "playbackmethod": [1, 3],
+                "api": [1, 2],
+                "protocols": [2, 3],
+                "battr": [13, 14],
+                "linearity": 1,
+                "placement": 2,
+                "minbitrate": 10,
+                "maxbitrate": 10
+            },
+            "ext": {
+                "bidder": {
+                    "adSlot": "AdTag_Div1@0x0",
+                    "publisherId": "999",
+                    "keywords": [{
+                        "key": "pmZoneID",
+                        "value": ["Zone1", "Zone2"]
+                      }
+                    ],
+                    "kadfloor": "0.12",
+                    "wrapper": {
+                        "version": 1,
+                        "profile": 5123
+                    }
+                }
+            }
+        }],
+        "device":{
+            "ua": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
+        },
+        "site": {
+			    "id": "siteID",
+		    	"publisher": {
+			    	"id": "1234"
+		  	}
+	  	},
+      "ext": {
+        "prebid": {
+          "bidderparams": {
+            "acat": ["drg","dlu","ssr"]
+          }
+        }
+      }
+    },
+    "httpCalls": [
+      {
+        "expectedRequest": {
+          "uri": "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+          "body": {
+            "id": "test-video-request",
+            "imp": [
+              {
+                "id": "test-video-imp",
+                "tagid":"AdTag_Div1",
+                "video": {
+                    "w":640,
+                    "h":480,
+                    "mimes": ["video/mp4", "video/x-flv"],
+                    "minduration": 5,
+                    "maxduration": 30,
+                    "startdelay": 5,
+                    "playbackmethod": [1, 3],
+                    "api": [1, 2],
+                    "protocols": [2, 3],
+                    "battr": [13, 14],
+                    "linearity": 1,
+                    "placement": 2,
+                    "minbitrate": 10,
+                    "maxbitrate": 10
+                },
+                "bidfloor": 0.12,
+                "ext": {
+                    "pmZoneId": "Zone1,Zone2"
+                }
+              }
+            ], 
+            "device":{
+                "ua": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
+            },
+            "site": {
+                "id": "siteID",
+                "publisher": {
+                    "id": "999"
+                }
+            },
+            "ext": {
+                "wrapper": {
+                    "profile": 5123,
+                    "version":1
+                },
+                "acat": ["drg","dlu","ssr"]
+            }
+          },
+          "impIDs":["test-video-imp"]
+        },
+        "mockResponse": {
+          "status": 200,
+          "body": {
+            "id": "test-video-request",
+            "seatbid": [
+              {
+                "seat": "958",
+                "bid": [{
+                  "id": "7706636740145184841",
+                  "impid": "test-video-imp",
+                  "price": 0.500000,
+                  "adid": "29681110",
+                  "adm": "some-test-ad",
+                  "adomain": ["pubmatic.com"],
+                  "crid": "29681110",
+                  "h": 250,
+                  "w": 300,
+                  "dealid":"test deal",
+                  "cat" : ["IAB-1", "IAB-2"], 
+                  "mtype": 1,
+                  "ext": {
+                    "dspid": 6,
+                    "deal_channel": 1,
+                    "BidType": 1,
+                    "ibv":true,
+                    "video" : {
+                      "duration" : 5  
+                    },
+                    "prebid": {
+                        "bidid": "ab61bf03-f06a-477f-abc4-bc1f209804b7",
+                        "meta": {
+                            "adaptercode": "pubmatic",
+                            "mediatype": "video"
+                        },
+                        "type": "banner"
+                    }
+                  }
+                }]
+              }
+            ],
+            "bidid": "5778926625248726496",
+            "cur": "USD"
+          }
+        }
+      }
+    ],
+  
+    "expectedBidResponses": [
+      {
+        "currency": "USD",
+        "bids": [
+          {
+            "bid": {
+              "id": "7706636740145184841",
+              "impid": "test-video-imp",
+              "price": 0.5,
+              "adid": "29681110",
+              "adm": "some-test-ad",
+              "adomain": ["pubmatic.com"],
+              "cat": [
+                "IAB-1"
+              ],
+              "crid": "29681110",
+              "w": 300,
+              "h": 250,
+              "dealid":"test deal",
+              "mtype": 1,
+              "ext": {
+                "ibv":true,
+                "dspid": 6,
+                "deal_channel": 1,
+                "BidType": 1,
+                "video" : {
+                  "duration" : 5  
+                },
+                "prebid": {
+                    "bidid": "ab61bf03-f06a-477f-abc4-bc1f209804b7",
+                    "meta": {
+                        "adaptercode": "pubmatic",
+                        "mediatype": "video"
+                    },
+                    "type": "banner"
+                }
+              }
+            },
+            "video" :{
+              "duration" : 5,
+              "primary_category": ""
+            }
+          }
+        ]
+      }
+    ]
+  }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/dctrAndPmZoneID.json b/adapters/pubmatic/pubmatictest/supplemental/dctrAndPmZoneID.json
index f2a96428b9a..0bb398841ea 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/dctrAndPmZoneID.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/dctrAndPmZoneID.json
@@ -118,6 +118,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -150,12 +151,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExt.json b/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExt.json
index 4ac1c6bed64..cb197813728 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExt.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExt.json
@@ -130,6 +130,7 @@
                                     "h": 250,
                                     "w": 300,
                                     "dealid": "test deal",
+                                    "mtype": 1,
                                     "ext": {
                                         "dspid": 6,
                                         "deal_channel": 1
@@ -162,12 +163,12 @@
                         "w": 300,
                         "h": 250,
                         "dealid": "test deal",
+                        "mtype": 1,
                         "ext": {
                             "dspid": 6,
                             "deal_channel": 1
                         }
-                    },
-                    "type": "banner"
+                    }
                 }
             ]
         }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExtPrebid.json b/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExtPrebid.json
index 4657aae2acc..3f8751d8735 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExtPrebid.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/displayManagerInAppExtPrebid.json
@@ -138,6 +138,7 @@
                                     "h": 250,
                                     "w": 300,
                                     "dealid": "test deal",
+                                    "mtype": 1,
                                     "ext": {
                                         "dspid": 6,
                                         "deal_channel": 1
@@ -170,12 +171,12 @@
                         "w": 300,
                         "h": 250,
                         "dealid": "test deal",
+                        "mtype": 1,
                         "ext": {
                             "dspid": 6,
                             "deal_channel": 1
                         }
-                    },
-                    "type": "banner"
+                    }
                 }
             ]
         }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/extra-bid.json b/adapters/pubmatic/pubmatictest/supplemental/extra-bid.json
index c14e6ca8e81..c7214ddd2ff 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/extra-bid.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/extra-bid.json
@@ -125,6 +125,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid":"test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -144,6 +145,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid":"test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1,
@@ -175,12 +177,12 @@
               "w": 300,
               "h": 250,
               "dealid":"test deal",
+              "mtype": 1,
               "ext": {
                 "dspid": 6,
                 "deal_channel": 1
               }
-            },
-            "type": "banner"
+            }
           },
           {
             "bid": {
@@ -194,13 +196,13 @@
               "w": 300,
               "h": 250,
               "dealid":"test deal",
+              "mtype": 1,
               "ext": {
                 "dspid": 6,
                 "deal_channel": 1,
                 "marketplace": "groupm"
               }
             },
-            "type": "banner",
             "seat": "groupm"
           }
         ]
diff --git a/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExt.json b/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExt.json
index 47b4320f2ef..9bdf08764df 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExt.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExt.json
@@ -123,6 +123,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -155,12 +156,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExtPbAdslot.json b/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExtPbAdslot.json
index 7770d9d8cc5..2d5933aa5bb 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExtPbAdslot.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/gptSlotNameInImpExtPbAdslot.json
@@ -119,6 +119,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -151,12 +152,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/impExt.json b/adapters/pubmatic/pubmatictest/supplemental/impExt.json
index 5f0c4a89ba6..41e3add1a63 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/impExt.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/impExt.json
@@ -113,6 +113,7 @@
                                     "h": 250,
                                     "w": 300,
                                     "dealid": "test deal",
+                                    "mtype": 1,
                                     "ext": {
                                         "dspid": 6,
                                         "deal_channel": 1
@@ -145,12 +146,12 @@
                         "w": 300,
                         "h": 250,
                         "dealid": "test deal",
+                        "mtype": 1,
                         "ext": {
                             "dspid": 6,
                             "deal_channel": 1
                         }
-                    },
-                    "type": "banner"
+                    }
                 }
             ]
         }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/multiplemedia.json b/adapters/pubmatic/pubmatictest/supplemental/multiplemedia.json
index 293f4dfbabc..08a9a08d967 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/multiplemedia.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/multiplemedia.json
@@ -75,6 +75,7 @@
                     "h": 250,
                     "w": 300,
                     "dealid":"test deal",
+                    "mtype": 1,
                     "ext": {
                       "dspid": 6,
                       "deal_channel": 1
@@ -105,12 +106,12 @@
                 "w": 300,
                 "h": 250,
                 "dealid":"test deal",
+                "mtype": 1,
                 "ext": {
                   "dspid": 6,
                   "deal_channel": 1
                 }
-              },
-              "type": "banner"
+              }
             }
           ]
         }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/native_invalid_adm.json b/adapters/pubmatic/pubmatictest/supplemental/native_invalid_adm.json
index a412bbd207e..ba159e354f3 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/native_invalid_adm.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/native_invalid_adm.json
@@ -76,6 +76,7 @@
                                   "adid": "some-test-id",
                                   "adm": "{",
                                   "crid": "29681110",
+                                  "mtype":4,
                                   "ext": {
                                       "deal_channel": 1,
                                       "bidtype": 2
@@ -102,12 +103,12 @@
                     "adid": "some-test-id",
                     "adm": "{",
                     "crid": "29681110",
+                    "mtype":4,
                     "ext": {
                         "deal_channel": 1,
                         "bidtype": 2
                     }
-                },
-                "type": "native"
+                }
               }
           ]
       }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/nilReqExt.json b/adapters/pubmatic/pubmatictest/supplemental/nilReqExt.json
index d9534a3cb08..243e7eeb851 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/nilReqExt.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/nilReqExt.json
@@ -116,6 +116,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -148,12 +149,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/noAdSlot.json b/adapters/pubmatic/pubmatictest/supplemental/noAdSlot.json
index 79e374cc4ea..ba610e87b1e 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/noAdSlot.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/noAdSlot.json
@@ -93,6 +93,7 @@
                         "w": 300,
                         "h": 250,
                         "dealid": "test deal",
+                        "mtype": 1,
                         "ext": {
                             "dspid": 6,
                             "deal_channel": 1
@@ -118,12 +119,12 @@
                 "w": 300,
                 "h": 250,
                 "dealid": "test deal",
+                "mtype": 1,
                 "ext": {
                     "dspid": 6,
                     "deal_channel": 1
                 }
-            },
-            "type": "banner"
+            }
         }]
     }]
 }
\ No newline at end of file
diff --git a/adapters/pubmatic/pubmatictest/supplemental/pmZoneIDInKeywords.json b/adapters/pubmatic/pubmatictest/supplemental/pmZoneIDInKeywords.json
index 8d9c7667961..c58b1e6097d 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/pmZoneIDInKeywords.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/pmZoneIDInKeywords.json
@@ -117,6 +117,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -149,12 +150,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/reqBidderParams.json b/adapters/pubmatic/pubmatictest/supplemental/reqBidderParams.json
index 4f33b61f6f3..abffb57ecb4 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/reqBidderParams.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/reqBidderParams.json
@@ -125,6 +125,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -157,12 +158,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }
diff --git a/adapters/pubmatic/pubmatictest/supplemental/trimPublisherID.json b/adapters/pubmatic/pubmatictest/supplemental/trimPublisherID.json
index 1f8f0396eec..5d19a1f500d 100644
--- a/adapters/pubmatic/pubmatictest/supplemental/trimPublisherID.json
+++ b/adapters/pubmatic/pubmatictest/supplemental/trimPublisherID.json
@@ -115,6 +115,7 @@
                   "h": 250,
                   "w": 300,
                   "dealid": "test deal",
+                  "mtype": 1,
                   "ext": {
                     "dspid": 6,
                     "deal_channel": 1
@@ -147,12 +148,12 @@
             "w": 300,
             "h": 250,
             "dealid": "test deal",
+            "mtype": 1,
             "ext": {
               "dspid": 6,
               "deal_channel": 1
             }
-          },
-          "type": "banner"
+          }
         }
       ]
     }