diff --git a/services/opencode/src/main/kotlin/com/getcode/opencode/internal/network/extensions/ProtobufToLocal.kt b/services/opencode/src/main/kotlin/com/getcode/opencode/internal/network/extensions/ProtobufToLocal.kt
index faf6479a4..40c049169 100644
--- a/services/opencode/src/main/kotlin/com/getcode/opencode/internal/network/extensions/ProtobufToLocal.kt
+++ b/services/opencode/src/main/kotlin/com/getcode/opencode/internal/network/extensions/ProtobufToLocal.kt
@@ -202,7 +202,7 @@ internal fun TransactionService.StatefulSwapRequest.Initiate.ReserveSwapClientPa
             TransactionService.FundingSource.FUNDING_SOURCE_SUBMIT_INTENT -> SwapFundingSource.SubmitIntent(PublicKey(fundingId).bytes)
             TransactionService.FundingSource.FUNDING_SOURCE_EXTERNAL_WALLET -> SwapFundingSource.ExternalWallet(
                 fundingId.toByteArray().toList())
-            TransactionService.FundingSource.FUNDING_SOURCE_COINBASE_ONRAMP -> SwapFundingSource.CoinbaseOnramp(fundingId.toByteArray().toList())
+            TransactionService.FundingSource.FUNDING_SOURCE_COINBASE_ONRAMP -> SwapFundingSource.CoinbaseOnramp(fundingId)
             TransactionService.FundingSource.UNRECOGNIZED -> SwapFundingSource.Unknown
         }
     )
@@ -220,7 +220,7 @@ internal fun TransactionService.StatefulSwapRequest.Initiate.CoinbaseStableSwapp
             TransactionService.FundingSource.FUNDING_SOURCE_SUBMIT_INTENT -> SwapFundingSource.SubmitIntent(PublicKey(fundingId).bytes)
             TransactionService.FundingSource.FUNDING_SOURCE_EXTERNAL_WALLET -> SwapFundingSource.ExternalWallet(
                 fundingId.toByteArray().toList())
-            TransactionService.FundingSource.FUNDING_SOURCE_COINBASE_ONRAMP -> SwapFundingSource.CoinbaseOnramp(fundingId.toByteArray().toList())
+            TransactionService.FundingSource.FUNDING_SOURCE_COINBASE_ONRAMP -> SwapFundingSource.CoinbaseOnramp(fundingId)
             TransactionService.FundingSource.UNRECOGNIZED -> SwapFundingSource.Unknown
         },
         destinationOwner = destinationOwner.toPublicKey(),
diff --git a/services/opencode/src/main/kotlin/com/getcode/opencode/model/transactions/SwapFundingSource.kt b/services/opencode/src/main/kotlin/com/getcode/opencode/model/transactions/SwapFundingSource.kt
index e356d2279..98aed3e78 100644
--- a/services/opencode/src/main/kotlin/com/getcode/opencode/model/transactions/SwapFundingSource.kt
+++ b/services/opencode/src/main/kotlin/com/getcode/opencode/model/transactions/SwapFundingSource.kt
@@ -25,7 +25,5 @@ sealed class SwapFundingSource {
      * Represents a funding source where the user pays via a Coinbase onramp.
      * @param orderId The Coinbase onramp order ID.
      */
-    data class CoinbaseOnramp(val orderId: List<Byte>): SwapFundingSource() {
-        constructor(orderId: String): this(orderId.toByteArray().toList())
-    }
+    data class CoinbaseOnramp(val orderId: String): SwapFundingSource()
 }
\ No newline at end of file