Mobile advertising. DSP Response

The proposal to participate in an auction is sent using the POST method in JSON format (Content-Type: application/json).

Response body

The response body contains the Bid Response object shown below.

Alert

Tracking pixels must support HTTPS.

{
  "id": "(string)",
  "cur": "(string)",
  "seatbid": [
    {
      "seat": "(string)",
      "bid": [
        {
          "impid": "(string)",
          "id": "(string)",
          "price": "(float)",
          "adid": "(string)",
          "adomain": [
            "(array of strings)"
          ],
          "bundle": "(string)",
          "payload": "(string)",
          "cid": "(string)",
          "crid": "(string)",
          "lurl": "(string)",
          "nurl": "(string)",
          "burl": "(string)",
          "attr": [
            "(array of strings)"
          ],
          "adm": "(string)",
          "w": "(int)",
          "h": "(int)"
          "ext": {
            "nroa": {
              "erid": "(string)",
              "has_nroa_markup": "(int)",
              "client": {
                "inn": "(string)",
                "legal_form": "(string)",
                "name": "(string)"
                "mobile_phone": "(string)",
                "epay_number": "(string)",
                "reg_number": "(string)",
                "alternative_inn": "(string)",
                "oksm_number": "(string)"
              }
            },
            "skadn": {
              "campaign": "(string)",
              "fidelities": [
                {
                  "fidelity": "(int)",
                  "nonce": "(string)",
                  "signature": "(string)",
                  "timestamp": "(string)"
                }
              ],
              "itunesitem": "(string)",
              "network": "(string)",
              "sourceapp": "(string)",
              "version": "(string)"
            },
            "storeurl": "(string)"
          }
        }
      ]
    }
  ]
}

Response parameters

Bid Response object

Parameter

Description

Required

id

Auction ID obtained from the RTB host.

yes

cur

Currency that the bid is shown in: Seatbid.Bid.price parameter. Acceptable values:

  • RUB — Russian ruble;
  • USD — United States dollar;
  • EUR — Euro;
  • CHF — Swiss franc;
  • TRY — Turkish lira;
  • KZT — Kazakhstani tenge.

yes

seatbid

Array of Seatbid objects. Contains bids for impressions.

yes

Seatbid object

Parameter

Description

Required

seat

ID of the auction participant making a bid.

yes

bid

Array of Seatbid.Bid objects. Each object contains banner parameters and a bid for impressions.

yes

Seatbid.Bid object

Parameter

Description

Required

impid

ID of the Imp.id object of the ORTB host request.

yes

id

ID of the ad unit on the HTML page, obtained from the ORTB host.

yes

price

Bid — The price for impressions that the DSP agrees to. Specified per 1000 impressions.

yes

adid

The banner ID in the DSP.

yes

adomain

The domain of the advertiser whose ad is contained in the DSP response. Only one value is allowed in the array.

yes

bundle

App ID in the App Store or Google Play.

no

payload

JSON received from the DSP. Up to 1024 characters. Can be transferred in a Bid Loss Notification.

no

cid

Ad campaign ID on the DSP side.

yes

crid

ID of the ad unit on the HTML page, obtained from the ORTB host.

no

nurl

URL called when winning an auction.

no

burl

URL called when debiting funds for a paid event.

no

attr

A set of creative parameters.

no

adm

In banner ads: HTML code of the creative to be directly embedded on the page. May contain macros that will be replaced when rendering a creative.

In native advertising: contains an encoded string with the Seatbid.Bid.Adm.Native object. See Response example.

In video ads: XML code to be embedded in the player. May contain macros that will be replaced when rendering a creative. Contains an object in VAST format.

no

w

Width of the block in pixels.

yes

h

Height of the block in pixels.

yes

ext

Object with additional parameters.

no

lurl

URL called when losing an auction.

no

cat

IAB content categories for creative.

no

iurl

Link to an image from the campaign content to check the quality and safety of the ad.

no

protocol

Supported video protocol.

no

Seatbid.Bid.Adm.Native object

Parameter

Description

Required

ver

Native Markup version.

no

assets

The Seatbid.Bid.Adm.Native.Assets object with asset parameters.

no

eventtrackers

The Seatbid.Bid.Adm.Native.Eventtrackers object with event tracking parameters.

no

link

The Seatbid.Bid.Adm.Native.Link object with a link in the ad.

yes

privacy

Privacy terms.
1 — Native advertising contains a privacy notice for the user;
0 — No privacy notice.

no

ext

The Seatbid.Bid.Adm.Native.Ext object with additional parameters.

no

Seatbid.Bid.Adm.Native.Assets object

Parameter

Description

Required

id

Asset ID.

yes

required

Flag indicating whether the asset is mandatory.
1 — Required asset;
0 - Optional asset.

no

title

The Seatbid.Bid.Adm.Native.Assets.Title object with asset title parameters.

yes

img

The Seatbid.Bid.Adm.Native.Assets.Img object with asset image parameters.

no

data

The Seatbid.Bid.Adm.Native.Assets.Data object with asset content parameters.

no

Seatbid.Bid.Adm.Native.Assets.Title object

Parameter

Description

Required

text

Ad title text.

yes

Seatbid.Bid.Adm.Native.Assets.Img object

Parameter

Description

Required

w

Image width.

yes

url

A link to an image.

yes

h

Image height.

yes

Seatbid.Bid.Adm.Native.Assets.Data object

Parameter

Description

Required

value

Ad text.

yes

Parameter

Description

Required

url

A link in the ad.

yes

Seatbid.Bid.Adm.Native.Eventtrackers object

Parameter

Description

Required

event

The event being tracked.

yes

method

Event tracking method.

yes

url

Event link.

no

Bid.ext object

Parameter

Description

Required

nroa

The parent object for the extension

no

skadn

The parent object for the SKAdNetwork.

no

storeurl

Initial app store url for the app to which a transition will be made.

no

nroa object

Parameter

Description

Required

erid

ERID

no

has_nroa_markup

Whether the creative includes labeling according to the legislation. Possible values: 0 or 1.

no

client

Information about the customer under the original contract.

no

initial_contract

Information about the customer under the original contract.

no

contractor

Information about the contractor under the original contract.

no

parent_contracts

List of “parent” contracts. If the client's original contract has the “additional agreement” type, information about the corresponding source contract must be transmitted

Mandatory for additional agreements

Client object

Parameter

Description

Required

inn

TIN of an individual or a legal entity.

no

legal_form

Organization type from the “List of organization types”.

no

name

Legal form and name.

no

mobile_phone

Phone number. Filled in for foreign individuals and legal entities in accordance with the requirements of the state register.

no

epay_number

Bank account number or electronic wallet number or similar, except bank card number.

no

reg_number

Registration number or its equivalent. Filled in for foreign individuals and legal entities in accordance with the requirements of the state register.

no

alternative_inn

Taxpayer's number or its equivalent in the country of registration. Filled in for foreign individuals and legal entities in accordance with the requirements of the state register.

no

oksm_number

The code of the legal entity's country of registration under the Russian classifier of world countries (OKSM). Filled in for foreign legal entities in accordance with the requirements of the state register.

no

skadn object

Parameter

Description

Required

campaign

Campaign ID compatible with Apple’s spec. As of version 2.0, this must be an integer between 1 and 100, formatted as a string.

no

fidelities

Supports multiple fidelity types introduced in SKAdNetwork v2.2.

no

itunesitem

Advertiser app ID in Apple’s App Store. This must match Bid.bundle in the Bid Response.

no

network

Ad network identifier used in signature. This must match one of the items in the skadnetids array in the request.

no

sourceapp

ID of publisher app in Apple’s App Store. This must match Imp.Ext.Skadn.Sourceapp in the bid request.

no

version

Version of desired SKAdNetwork.

no

ext.ask

Scenario ID for AutoStoreKit.

нет

fidelities object

Parameter

Description

Required

fidelity

The fidelity-type of the attribution to track.

no

nonce

An ID that is unique to each ad response. Refer to Apple's documentation for the proper UUID format requirements.

no

signature

SKAdNetwork signature specified by Apple.

no

timestamp

Unix time in milliseconds at the time the signature was generated.

no

Asset parameters for native advertising

Asset ID

Asset Name

Description

Data Type

Asset Type

Restriction

1

Title

A title with a description related to the advertised product or service

String

Mandatory

up to 140 characters

2

Main image

The primary banner to be displayed

Img

Mandatory

minimum 150x150

5

Description

Additional text related to the advertised product or service

String

Recommended

up to 140 characters

9

display_url

The display domain or bundle to which a transition will be made.

String

Recommended

up to 50 characters

10

CTA

Call to Action placed on a clickable button

String

Recommended

up to 15 characters

11

Icon

An additional icon (favicon) for the advertisement of mobile applications. Often matches the icon from the app store.

Img

Recommended

minimum 50x50

Response example banner — ads

{
  "id": "5834842956793170835",
  "cur": "RUB",
  "units": 1,
  "seatbid": [
    {
      "seat": "dsp-partner-global",
      "bid": [
        {
          "impid": "10",
          "id": "615b146ecf3275146cde449d4b3eb400",
          "traceid": "615b146ecf3275146cde449d4b3eb400",
          "price": 4.82,
          "adid": "36124_",
          "adomain": [
            "farfetch.com"
          ],
          "bundle": "906698760",
          "payload": "S-W20CMRLJqbBxuJp5nDf4scTFpFmUejZDcxNc_lEAhP4FBLi1-DOr4b2WIPPnVLEEU8ecbxIyGuMqyAAZMCnEmGz970qCCZb87fFc6CpFdG5wXVjGcymKgImpgfNYUS-f0A9uSSvk1GYWt_Ya_2_DoVlnp26CI5_hTBEvKqRHb6jNhkK_N9N0GaoC9u-nSW998Yq7HbnsrrhcdHXcyuBGqAUlIE52NQT-UR_I12QFvJ7_CPrjyZiiYgmjeosnSy0dlBV7cL5cysMHlNKiNZB77GcfZaQamE7c4DdbdDf_9FQXZeujvbua5EXdkK0Nsh2lamig04JOnrBpILg-NJepHavjIHAhw3YhCKnWyTDygmXKWv3MVse3VyvuUarLOeDqhUSyAN3aX5Xqo2SzE9V1088glfO3e7RtH5Dugv-pQc0Wvkqq1dkg",
          "cid": "185338",
          "crid": "36124_",
          "lurl": "http://rtb.nl.eu.dsp-partner.com/yandexortb/auction/notify?profile=270&imp=S-W20CMRLJqbBxuJp5nDf4scTFpFmUejZDcxNc_lEAhP4FBLi1-DOr4b2WIPPnVLEEU8ecbxIyGuMqyAAZMCnEmGz970qCCZb87fFc6CpFdG5wXVjGcymKgImpgfNYUS-f0A9uSSvk1GYWt_Ya_2_DoVlnp26CI5_hTBEvKqRHb6jNhkK_N9N0GaoC9u-nSW998Yq7HbnsrrhcdHXcyuBGqAUlIE52NQT-UR_I12QFvJ7_CPrjyZiiYgmjeosnSy0dlBV7cL5cysMHlNKiNZB77GcfZaQamE7c4DdbdDf_9FQXZeujvbua5EXdkK0Nsh2lamig04JOnrBpILg-NJepHavjIHAhw3YhCKnWyTDygmXKWv3MVse3VyvuUarLOeDqhUSyAN3aX5Xqo2SzE9V1088glfO3e7RtH5Dugv-pQc0Wvkqq1dkg&st=${AUCTION_LOSS}",
          "nurl": "http://rtb.nl.eu.dsp-partner.com/yandexortb/auction/notify?profile=270&imp=W1g6Zz8k8fjYsF8C2ymvB1GoWyc3csS1z9KYruC7_YZH5gP5mTxeH2ufjxoAIqCgBs7ZQS4ALh2rXGarcrrm6OAALRdhsCRx5QBiN99rLMqXkTBrG3KwOOHalRN0NSoJkJwXOANLLnpwWNkoWzD41vy_HmJvOBdWbo0VExtzMSteNYmOf8D4YIUhUbgQhpS3xArd593WM5a8ls3Qwxa60hHzETu4zx12dzzujI1QQOpyyQph4KrXb_PUBCcgUlE4Kept1fPqQ0f9zibVv5GudzFdw70UUMW3B3O5HQSIhlQuB5uIUYdnjoXIORzKBP1YQSIxGGA-uFY_1igRWXEkgRpgG_IBOFmBHxA9SkMR9P-k3Ta0-MWzpONYDBXARmA9a6eW-xWVJchKlWk2eDNWMvMoa43xEtIUM05jKX5sU6OUsZQNtg78Ww",
          "burl": "https://rtb.nl.eu.dsp-partner.com/yandexortb/auction/notify?profile=270&imp=yYeYv3VyrghjGRIW8gfr_a-PhH6wlEbGFj31O6wZJkxwzp7pa32MVoEsUqGI5nBbOm7ClCNF5yDLshDuDt2cF_sSZY3LCxizheTizCFYgf3eL_AJ397DdkrA3qq9QrPRJH4boFyVDJVGGfQ26vfKfDDMMUxkuW2fHKOyo2toeBkO7CjveZB7iB9P4IgMlnSO6psgLG8KUKtk8HIQHeNFdKG5SBMvm1vhZ2Y4nGBqyXbHYDCWfFjF0qImeCEKrL2pvWM3VXojYU5CuS-svs3h3vLnghHCOWhST0Cn3mnmM_5aLjfsJ0C_T0gNX6QCf7N4LPfxIcFQtBiZsJ13w0aocjVw83KAWcPUSlVfwRZm-Lixe0LDtkdU_Ujo4_GaAM3vPME5XSCahRpLjjFQon9ypdwlXUXMXDmZg-Uo8zbnxA6A2GWLdkBbtw",
          "attr": [],
          "adm": "<script type='text/javascript' src='https://ads.eu.dsp-partner.com/delivery/r/ajs.php?z=${ENCRYPTED_AUCTION_PRICE}&u=%7CNhP%2FXoi4ZnaLsZN7OVBxJg52BL54hbgJDBTW%2FMWhcNA%3D%7C&c1=jWCgqsKSUoVnhbPUYduT0I_a4gxRTN4fFxJSFPxaOqcrqhLC6ZrfdcTmceDoB2R-RVV94C5ubnLKAl6vJozak3kdPx-fkSv1NWZyq-NV2ST5u8rCmF9b4MovSZUjDmDfsX7I73brvdDU8QQ95EtuWUcIm-oPBYKmuDbDsFlXwvpmNUpZQ24dbE4EWPPg2Y8d0YgWaJMrOKIpJVAWgFVfGa36EoTvWxEO9cpnlETWOZEhyOQ7-InwHAa1Dyk9wt9_nf5kq2HLKbiTt3xO5WKYiDPm4Yu-f0YYmgnGVE2Jmg7y9zxU4sLLIT6KHK6Jnel0s55ws5QO7mI0-x4b9WSa1r7vTUZTUio_q12HjAdAJEUwmk0ZmekNQc86DOkMD2612hbPWpetlD_mukWzStOOpBaF2BmieuSzm8AOH7pvsSZezWofNUic4B-oo2TrcX3UziCaN0eGWzM5_g3YbInP4uZm7jemvHYPEEFqhclqws8yKQHGPJTQrIay7enGz7Rl'></script>",
          "w": 300,
          "h": 300,
          "ext": {
            "nroa": {
              "erid":"efr23i",
              "has_nroa_markup":0,
              "client":{
                "inn":"71445203",
                "name":"Company",
                "legal_form":"ul"
              }
            },
            "skadn": {
              "campaign": "11",
              "fidelities": [
                {
                  "fidelity": 0,
                  "nonce": "f9f8be1b-a396-4ff6-95e5-b50508caa18",
                  "signature": "MDUCGQD4bhRqyMk2lcz3/mi0943580485038Owgcz9tcS8acHhxMxqJ0K6P968spxQ==",
                  "timestamp": "1730704281000"
                },
                {
                  "fidelity": 1,
                  "nonce": "a5914e5b-4f06-4278-bc39-d0550678ff72",
                  "signature": "MDUCGH9mfWRIErBnitWx2/Vsx809485034858340VSXgsVCh2BHUXXvq54XcT/2qyaBYkw==",
                  "timestamp": "1730704280000"
                }
              ],
              "itunesitem": "911804296",
              "network": "w9q455wk68.skadnetwork",
              "sourceapp": "6471572249",
              "version": "3.0"
            },
            "storeurl": "https://apps.apple.com/app/id1579364157"
          }
        }
      ]
    }
  ]
}

Response example — native advertising

{
  "bidid": "353776",
  "cur": "USD",
  "id": "4413312110307915961",
  "seatbid": [
    {
      "bid": [
        {
          "adid": "native_123",
          "adm": "{\"native\":{\"ver\":\"1.2\",\"link\":{\"url\":\"https://app.name.com/somepath\"},\"assets\":[{\"id\":1,\"title\":{\"text\":\"Покупай только у нас!\"}},{\"id\":2,\"img\":{\"url\":\"https://content.com/somepath.png\",\"w\":150,\"h\":150}},{\"id\":5,\"data\":{\"value\":\"Скидка 450 ₽ на первый заказ от 1 500 ₽ по промо «PROMO»\"}},{\"id\":9,\"data\":{\"value\":\"play.google.com\"}},{\"id\":10,\"data\":{\"value\":\"Установить\"}},{\"id\":11,\"img\":{\"url\":\"https://content.com/somepath/icon.png\",\"w\":50,\"h\":50}}],\"eventtrackers\":[{\"event\":1,\"method\":1,\"url\":\"https://dspname.com/imp/somepath\"},{\"event\":1,\"method\":1,\"url\":\"https://impression.appsflyer.com/somepath\"}]}}",
          "adomain": [
              "sbermarket.ru"
          ],
          "bundle": "ru.instamart",
          "cat": [
              "IAB8"
          ],
          "cid": "native_1",
          "crid": "native_123",
          "id": "353776",
          "impid": "178",
          "iurl": "https://content.com/somepath.png",
          "price": 0.27445,
          "ext": {
            "nroa": {
              "erid":"efr23i",
              "has_nroa_markup":0,
              "client":{
                  "inn":"71445203",
                  "name":"ООО Неваляшка",
                  "legal_form":"ul"
              }
            },
            "skadn": {
              "campaign": "11",
              "fidelities": [
                {
                  "fidelity": 0,
                  "nonce": "f9f8be1b-a396-4ff6-95e5-b50508caa18",
                  "signature": "MDUCGQD4bhRqyMk2lcz3/mi0943580485038Owgcz9tcS8acHhxMxqJ0K6P968spxQ==",
                  "timestamp": "1730704281000"
                },
                {
                  "fidelity": 1,
                  "nonce": "a5914e5b-4f06-4278-bc39-d0550678ff72",
                  "signature": "MDUCGH9mfWRIErBnitWx2/Vsx809485034858340VSXgsVCh2BHUXXvq54XcT/2qyaBYkw==",
                  "timestamp": "1730704280000"
                }
              ],
              "itunesitem": "911804296",
              "network": "w9q455wk68.skadnetwork",
              "sourceapp": "6471572249",
              "version": "3.0"
            },
            "storeurl": "https://apps.apple.com/app/id1579364157"
          }
        }
      ]
    }
  ]
}

Response example — video ads

{
  "bidid": "9218750a64d68fb3ae3b8d5d849c9d63",
  "cur": "RUB",
  "id": "2071435468055052649",
  "seatbid": [
    {
      "bid": [
        {
          "adid": "6256ab117bc72f01b40e8af5",
          "adm": "<?xml version=\"1.0\" encoding=\"utf-8\" ?><VAST version=\"4.0\"><Ad id=\"6256ab117bc72f01b40e8af5\"><InLine><AdSystem>dspname</AdSystem><AdTitle><![CDATA[VTR.mp4]]></AdTitle><Error><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveErrorEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&err=[ERRORCODE]&r=]]></Error><Impression><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveImpression2?ssp=182&sid=__33_sdrxb1q6oespyikbribry7ryidtowfd8i8o91qh8kwi4np151exo3tte7hcxt9on3jfrh14tph86s&adid=__33_c9ot7f34znk39gtef3hxepe78szytf65ny15pbtoxc7boaka4nh9iswewtrasapcgma6whrxp4f6r&p=&rdu=&r=]]></Impression><Impression><![CDATA[https://ad.adriver.ru/cgi-bin/rle.cgi?sid=1&ad=735441&bt=21&pid=3368131&bid=7829021&bn=7829021&rnd=1535275276]]></Impression><Creatives><Creative><Linear><Duration>00:00:13</Duration><TrackingEvents><Tracking event=\"start\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveStartEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"firstQuartile\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveView2?ssp=182&sid=__33_a1togz6kyzr9dubjysqysb3i3jm3ans1tpuf1sp1qd7kzzzp719gfhrqkp1indfjiqagd5zmbdsqs&r=]]></Tracking><Tracking event=\"firstQuartile\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveFirstQuartileEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"midpoint\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveMidpointEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"thirdQuartile\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveThirdQuartileEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"complete\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveCompleteEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"mute\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveMuteEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking event=\"unmute\"><![CDATA[https://dsa.dspname.ai/DeliverySeance/SaveUnmuteEvent2?ssp=182&sid=__33_e5qqr3dz1e9cx9qubkzpt89g5naeb7wyg6k8dy9c6x4fgkiczewdjttt734gj6nw8x47eahstg4qe&r=]]></Tracking><Tracking 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          "adomain": [
            "kontur.ru"
          ],
          "burl": "https://dssa.dspname.ai/openrtb/bil/182/?r=9547351836376329&sid=__33_6hb3sm9y5hrusrs1d8u8tcbnanpjo589b4ytsazxhofsdt8cys6d4dbgxj4bx1kidt947484roits&adid=__33_p4dcrkpsgddfbr4ssyjbtjspp6u5y5yxnot9gmd8yb9cbice99qm1k6y61hw7qdteek9xzr3hur6q&p=${AUCTION_PRICE}",
          "cat": [
            "IAB3"
          ],
          "cid": "6256aae67bc72f01b40e8ae8",
          "crid": "6256ab117bc72f01b40e8af5",
          "exp": 7200,
          "ext": {},
          "id": "1e66c5dda15e8ae37bbb2f8f62d87575",
          "impid": "14",
          "iurl": "https://content.dspname.ai/dspname/BB/48/BB486A4504ED516F956E78DBAFFED661.mp4",
          "nurl": "https://dssa.dspname.ai/openrtb/video2/182/?r=9547351836376329&sid=__33_6hb3sm9y5hrusrs1d8u8tcbnanpjo589b4ytsazxhofsdt8cys6d4dbgxj4bx1kidt947484roits&adid=__33_p4dcrkpsgddfbr4ssyjbtjspp6u5y5yxnot9gmd8yb9cbice99qm1k6y61hw7qdteek9xzr3hur6q&p=${AUCTION_PRICE}&adm=False",
          "payload": "1e66c5dda15e8ae37bbb2f8f62d87575",
          "price": 55,
          "protocol": 7,
          "ext": {
            "nroa": {
              "erid":"efr23i",
              "has_nroa_markup":0,
              "client":{
                "inn":"71445203",
                "name":"Company",
                "legal_form":"ul"
              }
            },
            "skadn": {
              "campaign": "11",
              "fidelities": [
                {
                  "fidelity": 0,
                  "nonce": "f9f8be1b-a396-4ff6-95e5-b50508caa18",
                  "signature": "MDUCGQD4bhRqyMk2lcz3/mi0943580485038Owgcz9tcS8acHhxMxqJ0K6P968spxQ==",
                  "timestamp": "1730704281000"
                },
                {
                  "fidelity": 1,
                  "nonce": "a5914e5b-4f06-4278-bc39-d0550678ff72",
                  "signature": "MDUCGH9mfWRIErBnitWx2/Vsx809485034858340VSXgsVCh2BHUXXvq54XcT/2qyaBYkw==",
                  "timestamp": "1730704280000"
                }
              ],
              "itunesitem": "911804296",
              "network": "w9q455wk68.skadnetwork",
              "sourceapp": "6471572249",
              "version": "3.0"
            },
            "storeurl": "https://apps.apple.com/app/id1579364157"
          }
        }
      ]
    }
  ]
}

Example of an attribute for marking ad.

The attribute is added to the XML code from seatbid.bid.adm:

<Ad>
    ...
    <InLine>
        <Extensions>
            <Extension type="nroa_inform">
                <Url>https://example.com/...</Url>
            </Extension>
        </Extensions>
    </InLine>
</Ad>
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