Updated on 2026-08-14

app/src/main/java/com/tangem/tap/domain/configurable/config/ConfigManager.kt

@@ -1,6 +1,8 @@
 package com.tangem.tap.domain.configurable.config
 
 import com.tangem.blockchain.common.BlockchainSdkConfig
+import com.tangem.blockchain.common.BlockchairCredentials
+import com.tangem.blockchain.common.QuickNodeCredentials
 import com.tangem.tap.common.shop.shopify.ShopifyShop
 import com.tangem.tap.common.zendesk.ZendeskConfig
 import com.tangem.tap.domain.configurable.Loader
@@ -66,12 +68,12 @@ class ConfigManager {
         config = config.copy(
             isTopUpEnabled = model.isTopUpEnabled,
             isSendingToPayIdEnabled = model.isSendingToPayIdEnabled,
-            isCreatingTwinCardsAllowed = model.isCreatingTwinCardsAllowed
+            isCreatingTwinCardsAllowed = model.isCreatingTwinCardsAllowed,
         )
         defaultConfig = defaultConfig.copy(
             isTopUpEnabled = model.isTopUpEnabled,
             isSendingToPayIdEnabled = model.isSendingToPayIdEnabled,
-            isCreatingTwinCardsAllowed = model.isCreatingTwinCardsAllowed
+            isCreatingTwinCardsAllowed = model.isCreatingTwinCardsAllowed,
         )
     }
 
@@ -84,11 +86,21 @@ class ConfigManager {
             mercuryoWidgetId = values.mercuryoWidgetId,
             mercuryoSecret = values.mercuryoSecret,
             blockchainSdkConfig = BlockchainSdkConfig(
-                blockchairApiKey = values.blockchairApiKey,
-                blockchairAuthorizationToken = values.blockchairAuthorizationToken,
+                blockchairCredentials = BlockchairCredentials(
+                    apiKey = values.blockchairApiKeys,
+                    authToken = values.blockchairAuthorizationToken,
+                ),
                 blockcypherTokens = values.blockcypherTokens,
+                quickNodeCredentials = QuickNodeCredentials(
+                    apiKey = values.quiknodeApiKey,
+                    subdomain = values.quiknodeSubdomain,
+                ),
+                bscQuickNodeCredentials = QuickNodeCredentials(
+                    apiKey = values.bscQuiknodeApiKey,
+                    subdomain = values.bscQuiknodeSubdomain,
+                ),
                 infuraProjectId = values.infuraProjectId,
-                tronGridApiKey = values.tronGridApiKey
+                tronGridApiKey = values.tronGridApiKey,
             ),
             appsFlyerDevKey = values.appsFlyerDevKey,
             amplitudeApiKey = values.amplitudeApiKey,
@@ -103,9 +115,19 @@ class ConfigManager {
             mercuryoWidgetId = values.mercuryoWidgetId,
             mercuryoSecret = values.mercuryoSecret,
             blockchainSdkConfig = BlockchainSdkConfig(
-                blockchairApiKey = values.blockchairApiKey,
-                blockchairAuthorizationToken = values.blockchairAuthorizationToken,
+                blockchairCredentials = BlockchairCredentials(
+                    apiKey = values.blockchairApiKeys,
+                    authToken = values.blockchairAuthorizationToken,
+                ),
                 blockcypherTokens = values.blockcypherTokens,
+                quickNodeCredentials = QuickNodeCredentials(
+                    apiKey = values.quiknodeApiKey,
+                    subdomain = values.quiknodeSubdomain,
+                ),
+                bscQuickNodeCredentials = QuickNodeCredentials(
+                    apiKey = values.bscQuiknodeApiKey,
+                    subdomain = values.bscQuiknodeSubdomain,
+                ),
                 infuraProjectId = values.infuraProjectId,
             ),
             appsFlyerDevKey = values.appsFlyerDevKey,

app/src/main/java/com/tangem/tap/domain/configurable/config/JsonModels.kt

@@ -21,8 +21,12 @@ class ConfigValueModel(
     val mercuryoSecret: String,
     val moonPayApiKey: String,
     val moonPayApiSecretKey: String,
-    val blockchairApiKey: String?,
+    val blockchairApiKeys: List<String>,
     val blockchairAuthorizationToken: String?,
+    val quiknodeSubdomain: String,
+    val quiknodeApiKey: String,
+    val bscQuiknodeSubdomain: String,
+    val bscQuiknodeApiKey: String,
     val blockcypherTokens: Set<String>?,
     val infuraProjectId: String?,
     val appsFlyerDevKey: String,

app/src/main/java/com/tangem/tap/domain/extensions/WalletManagerFactory.kt

@@ -143,7 +143,7 @@ fun WalletManagerFactory.makeSaltPayWalletManager(
     scanResponse: ScanResponse,
 ): EthereumWalletManager {
     val blockchain = scanResponse.getBlockchain()
-    if (blockchain != Blockchain.SaltPay && blockchain != Blockchain.SaltPayTestnet)
+    if (blockchain != Blockchain.SaltPay)
         throw IllegalArgumentException()
 
     val token = SaltPayWorkaround.tokenFrom(blockchain)

app/src/main/java/com/tangem/tap/domain/model/builders/UserWalletBuilder.kt

@@ -29,9 +29,9 @@ class UserWalletBuilder(
             ProductType.Note -> "Note"
             ProductType.Twins -> "Twin"
             ProductType.SaltPay -> "SaltPay"
+            ProductType.Start2Coin -> "Start2Coin"
             ProductType.Wallet -> when {
                 card.isBackupNotAllowed -> "Tangem card"
-                card.isStart2Coin -> "Start2Coin"
                 else -> "Wallet"
             }
         }
@@ -41,6 +41,7 @@ class UserWalletBuilder(
             ProductType.Note -> false
             ProductType.Twins -> false
             ProductType.SaltPay -> false
+            ProductType.Start2Coin -> false
             ProductType.Wallet -> when {
                 card.isStart2Coin -> false
                 card.firmwareVersion >= FirmwareVersion.MultiWalletAvailable -> true

app/src/main/java/com/tangem/tap/domain/model/builders/UserWalletIdBuilder.kt

@@ -57,6 +57,7 @@ class UserWalletIdBuilder private constructor(
                     ProductType.Note,
                     ProductType.Wallet,
                     ProductType.SaltPay,
+                    ProductType.Start2Coin,
                     -> null
                 },
             )

app/src/main/java/com/tangem/tap/domain/tasks/product/ScanProductTask.kt

@@ -19,6 +19,7 @@ import com.tangem.domain.common.ScanResponse
 import com.tangem.domain.common.TapWorkarounds.isExcluded
 import com.tangem.domain.common.TapWorkarounds.isNotSupportedInThatRelease
 import com.tangem.domain.common.TapWorkarounds.isSaltPay
+import com.tangem.domain.common.TapWorkarounds.isStart2Coin
 import com.tangem.domain.common.TapWorkarounds.isTangemNote
 import com.tangem.domain.common.TapWorkarounds.isTangemTwins
 import com.tangem.domain.common.TapWorkarounds.useOldStyleDerivation
@@ -193,8 +194,9 @@ private class ScanWalletProcessor(
         session: CardSession,
         callback: (result: CompletionResult<ScanResponse>) -> Unit,
     ) {
-        val productType = when (card.isSaltPay) {
-            true -> ProductType.SaltPay
+        val productType = when {
+            card.isSaltPay -> ProductType.SaltPay
+            card.isStart2Coin -> ProductType.Start2Coin
             else -> ProductType.Wallet
         }
         scope.launch {
@@ -264,12 +266,7 @@ private class ScanWalletProcessor(
         }
         if (additionalBlockchainsToDerive != null) {
             blockchainsToDerive.addAll(
-                additionalBlockchainsToDerive.map {
-                    BlockchainNetwork(
-                        blockchain = it,
-                        card = card,
-                    )
-                },
+                additionalBlockchainsToDerive.map { BlockchainNetwork(it, card) }
             )
         }
         if (!card.useOldStyleDerivation) {
@@ -280,12 +277,7 @@ private class ScanWalletProcessor(
                     Blockchain.RSK,
                     Blockchain.Fantom, Blockchain.FantomTestnet,
                     Blockchain.Avalanche, Blockchain.AvalancheTestnet,
-                ).map {
-                    BlockchainNetwork(
-                        blockchain = it,
-                        card = card,
-                    )
-                },
+                ).map { BlockchainNetwork(it, card) },
             )
         }
         return blockchainsToDerive.distinct()

app/src/main/java/com/tangem/tap/features/onboarding/OnboardingHelper.kt

@@ -46,6 +46,9 @@ class OnboardingHelper {
                 }
                 ProductType.Twins -> AppScreen.OnboardingTwins
                 ProductType.SaltPay -> AppScreen.OnboardingWallet
+                ProductType.Start2Coin -> throw java.lang.UnsupportedOperationException(
+                    "Onboarding for Start2Coin cards is not supported"
+                )
             }
         }
 

app/src/main/java/com/tangem/tap/features/onboarding/products/wallet/saltPay/GnosisRegistrator.kt

@@ -39,7 +39,6 @@ class GnosisRegistrator(
 
     private val otpProcessorContractAddress: String = when (walletManager.wallet.blockchain) {
         Blockchain.SaltPay -> "0x3B4397C817A26521Df8bD01a949AFDE2251d91C2"
-        Blockchain.SaltPayTestnet -> "0x710BF23486b549836509a08c184cE0188830f197"
         else -> throw IllegalArgumentException("GnosisRegistrator supports only the SaltPay blockchain")
     }