diff --git a/src/server/routes/contract/extensions/erc1155/write/airdrop.ts b/src/server/routes/contract/extensions/erc1155/write/airdrop.ts
index 255e7a63..47ba5e7f 100644
--- a/src/server/routes/contract/extensions/erc1155/write/airdrop.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/airdrop.ts
@@ -81,6 +81,7 @@ export async function erc1155airdrop(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
       const chainId = await getChainIdFromChain(chain);
       const contract = await getContract({
@@ -98,6 +99,7 @@ export async function erc1155airdrop(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
       reply.status(StatusCodes.OK).send({
         result: {
diff --git a/src/server/routes/contract/extensions/erc1155/write/burn-batch.ts b/src/server/routes/contract/extensions/erc1155/write/burn-batch.ts
index 192a77dc..e24ae64c 100644
--- a/src/server/routes/contract/extensions/erc1155/write/burn-batch.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/burn-batch.ts
@@ -69,6 +69,7 @@ export async function erc1155burnBatch(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -87,6 +88,7 @@ export async function erc1155burnBatch(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/burn.ts b/src/server/routes/contract/extensions/erc1155/write/burn.ts
index 839b18eb..10ffd468 100644
--- a/src/server/routes/contract/extensions/erc1155/write/burn.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/burn.ts
@@ -63,6 +63,7 @@ export async function erc1155burn(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -81,6 +82,7 @@ export async function erc1155burn(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/lazy-mint.ts b/src/server/routes/contract/extensions/erc1155/write/lazy-mint.ts
index 78768427..04fc4b6b 100644
--- a/src/server/routes/contract/extensions/erc1155/write/lazy-mint.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/lazy-mint.ts
@@ -69,6 +69,7 @@ export async function erc1155lazyMint(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -87,6 +88,7 @@ export async function erc1155lazyMint(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/mint-additional-supply-to.ts b/src/server/routes/contract/extensions/erc1155/write/mint-additional-supply-to.ts
index 33ad86da..a63f73c7 100644
--- a/src/server/routes/contract/extensions/erc1155/write/mint-additional-supply-to.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/mint-additional-supply-to.ts
@@ -70,6 +70,7 @@ export async function erc1155mintAdditionalSupplyTo(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -92,6 +93,7 @@ export async function erc1155mintAdditionalSupplyTo(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/mint-batch-to.ts b/src/server/routes/contract/extensions/erc1155/write/mint-batch-to.ts
index 0fae47ad..595ea631 100644
--- a/src/server/routes/contract/extensions/erc1155/write/mint-batch-to.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/mint-batch-to.ts
@@ -86,6 +86,7 @@ export async function erc1155mintBatchTo(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -107,6 +108,7 @@ export async function erc1155mintBatchTo(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/set-approval-for-all.ts b/src/server/routes/contract/extensions/erc1155/write/set-approval-for-all.ts
index 091fe875..5891a9dd 100644
--- a/src/server/routes/contract/extensions/erc1155/write/set-approval-for-all.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/set-approval-for-all.ts
@@ -66,6 +66,7 @@ export async function erc1155SetApprovalForAll(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -87,6 +88,7 @@ export async function erc1155SetApprovalForAll(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/set-batch-claim-conditions.ts b/src/server/routes/contract/extensions/erc1155/write/set-batch-claim-conditions.ts
index c019767d..4e432eae 100644
--- a/src/server/routes/contract/extensions/erc1155/write/set-batch-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/set-batch-claim-conditions.ts
@@ -70,6 +70,7 @@ export async function erc1155SetBatchClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -118,6 +119,7 @@ export async function erc1155SetBatchClaimConditions(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/set-claim-conditions.ts b/src/server/routes/contract/extensions/erc1155/write/set-claim-conditions.ts
index 047b7775..9b30d33e 100644
--- a/src/server/routes/contract/extensions/erc1155/write/set-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/set-claim-conditions.ts
@@ -67,6 +67,7 @@ export async function erc1155SetClaimCondition(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -105,6 +106,7 @@ export async function erc1155SetClaimCondition(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/signature-mint.ts b/src/server/routes/contract/extensions/erc1155/write/signature-mint.ts
index 946d9050..05c50724 100644
--- a/src/server/routes/contract/extensions/erc1155/write/signature-mint.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/signature-mint.ts
@@ -62,6 +62,7 @@ export async function erc1155SignatureMint(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -91,6 +92,7 @@ export async function erc1155SignatureMint(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/update-claim-conditions.ts b/src/server/routes/contract/extensions/erc1155/write/update-claim-conditions.ts
index 0643daca..c0ba8f10 100644
--- a/src/server/routes/contract/extensions/erc1155/write/update-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/update-claim-conditions.ts
@@ -65,6 +65,7 @@ export async function erc1155UpdateClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -105,6 +106,7 @@ export async function erc1155UpdateClaimConditions(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc1155/write/update-token-metadata.ts b/src/server/routes/contract/extensions/erc1155/write/update-token-metadata.ts
index 724ec1d3..bcc6fbef 100644
--- a/src/server/routes/contract/extensions/erc1155/write/update-token-metadata.ts
+++ b/src/server/routes/contract/extensions/erc1155/write/update-token-metadata.ts
@@ -56,6 +56,7 @@ export async function erc1155UpdateTokenMetadata(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -77,6 +78,7 @@ export async function erc1155UpdateTokenMetadata(fastify: FastifyInstance) {
         extension: "erc1155",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/burn-from.ts b/src/server/routes/contract/extensions/erc20/write/burn-from.ts
index d0c9cffc..cb9ff17c 100644
--- a/src/server/routes/contract/extensions/erc20/write/burn-from.ts
+++ b/src/server/routes/contract/extensions/erc20/write/burn-from.ts
@@ -67,6 +67,7 @@ export async function erc20burnFrom(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -85,6 +86,7 @@ export async function erc20burnFrom(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/burn.ts b/src/server/routes/contract/extensions/erc20/write/burn.ts
index 392e5ab8..086f7fc5 100644
--- a/src/server/routes/contract/extensions/erc20/write/burn.ts
+++ b/src/server/routes/contract/extensions/erc20/write/burn.ts
@@ -60,6 +60,7 @@ export async function erc20burn(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -78,6 +79,7 @@ export async function erc20burn(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/mint-batch-to.ts b/src/server/routes/contract/extensions/erc20/write/mint-batch-to.ts
index 25628939..81b008ca 100644
--- a/src/server/routes/contract/extensions/erc20/write/mint-batch-to.ts
+++ b/src/server/routes/contract/extensions/erc20/write/mint-batch-to.ts
@@ -77,6 +77,7 @@ export async function erc20mintBatchTo(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -95,6 +96,7 @@ export async function erc20mintBatchTo(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/set-allowance.ts b/src/server/routes/contract/extensions/erc20/write/set-allowance.ts
index 33f094bc..0977941a 100644
--- a/src/server/routes/contract/extensions/erc20/write/set-allowance.ts
+++ b/src/server/routes/contract/extensions/erc20/write/set-allowance.ts
@@ -66,6 +66,7 @@ export async function erc20SetAlowance(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -87,6 +88,7 @@ export async function erc20SetAlowance(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/set-claim-conditions.ts b/src/server/routes/contract/extensions/erc20/write/set-claim-conditions.ts
index 0a0fa544..ed1b88b7 100644
--- a/src/server/routes/contract/extensions/erc20/write/set-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc20/write/set-claim-conditions.ts
@@ -60,6 +60,7 @@ export async function erc20SetClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -96,6 +97,7 @@ export async function erc20SetClaimConditions(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/signature-mint.ts b/src/server/routes/contract/extensions/erc20/write/signature-mint.ts
index 742ba25f..1601ec31 100644
--- a/src/server/routes/contract/extensions/erc20/write/signature-mint.ts
+++ b/src/server/routes/contract/extensions/erc20/write/signature-mint.ts
@@ -62,6 +62,7 @@ export async function erc20SignatureMint(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -90,6 +91,7 @@ export async function erc20SignatureMint(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc20/write/update-claim-conditions.ts b/src/server/routes/contract/extensions/erc20/write/update-claim-conditions.ts
index 1e78c938..77f778d2 100644
--- a/src/server/routes/contract/extensions/erc20/write/update-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc20/write/update-claim-conditions.ts
@@ -62,6 +62,7 @@ export async function erc20UpdateClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -101,6 +102,7 @@ export async function erc20UpdateClaimConditions(fastify: FastifyInstance) {
         extension: "erc20",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/burn.ts b/src/server/routes/contract/extensions/erc721/write/burn.ts
index 4d0ec40f..878ec7a4 100644
--- a/src/server/routes/contract/extensions/erc721/write/burn.ts
+++ b/src/server/routes/contract/extensions/erc721/write/burn.ts
@@ -59,6 +59,7 @@ export async function erc721burn(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -77,6 +78,7 @@ export async function erc721burn(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/lazy-mint.ts b/src/server/routes/contract/extensions/erc721/write/lazy-mint.ts
index ad103c26..64001b0f 100644
--- a/src/server/routes/contract/extensions/erc721/write/lazy-mint.ts
+++ b/src/server/routes/contract/extensions/erc721/write/lazy-mint.ts
@@ -69,6 +69,7 @@ export async function erc721lazyMint(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -87,6 +88,7 @@ export async function erc721lazyMint(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/mint-batch-to.ts b/src/server/routes/contract/extensions/erc721/write/mint-batch-to.ts
index 49c1c5be..862a51d4 100644
--- a/src/server/routes/contract/extensions/erc721/write/mint-batch-to.ts
+++ b/src/server/routes/contract/extensions/erc721/write/mint-batch-to.ts
@@ -76,6 +76,7 @@ export async function erc721mintBatchTo(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -93,6 +94,7 @@ export async function erc721mintBatchTo(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/set-approval-for-all.ts b/src/server/routes/contract/extensions/erc721/write/set-approval-for-all.ts
index 7674f7dc..52d69a11 100644
--- a/src/server/routes/contract/extensions/erc721/write/set-approval-for-all.ts
+++ b/src/server/routes/contract/extensions/erc721/write/set-approval-for-all.ts
@@ -64,6 +64,7 @@ export async function erc721SetApprovalForAll(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -85,6 +86,7 @@ export async function erc721SetApprovalForAll(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/set-approval-for-token.ts b/src/server/routes/contract/extensions/erc721/write/set-approval-for-token.ts
index 7b12719f..d7a61e5a 100644
--- a/src/server/routes/contract/extensions/erc721/write/set-approval-for-token.ts
+++ b/src/server/routes/contract/extensions/erc721/write/set-approval-for-token.ts
@@ -64,6 +64,7 @@ export async function erc721SetApprovalForToken(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -85,6 +86,7 @@ export async function erc721SetApprovalForToken(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/set-claim-conditions.ts b/src/server/routes/contract/extensions/erc721/write/set-claim-conditions.ts
index 21373150..bb108b29 100644
--- a/src/server/routes/contract/extensions/erc721/write/set-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc721/write/set-claim-conditions.ts
@@ -60,6 +60,7 @@ export async function erc721SetClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -96,6 +97,7 @@ export async function erc721SetClaimConditions(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/update-claim-conditions.ts b/src/server/routes/contract/extensions/erc721/write/update-claim-conditions.ts
index 1b811205..913091e9 100644
--- a/src/server/routes/contract/extensions/erc721/write/update-claim-conditions.ts
+++ b/src/server/routes/contract/extensions/erc721/write/update-claim-conditions.ts
@@ -62,6 +62,7 @@ export async function erc721UpdateClaimConditions(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
 
       const chainId = await getChainIdFromChain(chain);
@@ -101,6 +102,7 @@ export async function erc721UpdateClaimConditions(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/server/routes/contract/extensions/erc721/write/update-token-metadata.ts b/src/server/routes/contract/extensions/erc721/write/update-token-metadata.ts
index 8818f548..fd8aec9d 100644
--- a/src/server/routes/contract/extensions/erc721/write/update-token-metadata.ts
+++ b/src/server/routes/contract/extensions/erc721/write/update-token-metadata.ts
@@ -56,6 +56,7 @@ export async function erc721UpdateTokenMetadata(fastify: FastifyInstance) {
         "x-backend-wallet-address": walletAddress,
         "x-account-address": accountAddress,
         "x-idempotency-key": idempotencyKey,
+        "x-transaction-mode": transactionMode,
       } = request.headers as Static<typeof walletWithAAHeaderSchema>;
       const chainId = await getChainIdFromChain(chain);
       const contract = await getContract({
@@ -76,6 +77,7 @@ export async function erc721UpdateTokenMetadata(fastify: FastifyInstance) {
         extension: "erc721",
         idempotencyKey,
         txOverrides,
+        transactionMode,
       });
 
       reply.status(StatusCodes.OK).send({
diff --git a/src/shared/db/transactions/queue-tx.ts b/src/shared/db/transactions/queue-tx.ts
index ae9e4ccc..508e5207 100644
--- a/src/shared/db/transactions/queue-tx.ts
+++ b/src/shared/db/transactions/queue-tx.ts
@@ -4,7 +4,7 @@ import { ZERO_ADDRESS, type Address } from "thirdweb";
 import type { ContractExtension } from "../../schemas/extension";
 import { maybeBigInt, normalizeAddress } from "../../utils/primitive-types";
 import { insertTransaction } from "../../utils/transaction/insert-transaction";
-import type { InsertedTransaction } from "../../utils/transaction/types";
+import type { AnyTransaction, InsertedTransaction } from "../../utils/transaction/types";
 import { parseTransactionOverrides } from "../../../server/utils/transaction-overrides";
 
 interface QueueTxParams {
@@ -18,6 +18,7 @@ interface QueueTxParams {
   simulateTx?: boolean;
   idempotencyKey?: string;
   accountFactoryAddress?: Address;
+  transactionMode?: AnyTransaction["transactionMode"];
   txOverrides?: {
     gas?: string;
     maxFeePerGas?: string;
@@ -36,6 +37,7 @@ export const queueTx = async ({
   idempotencyKey,
   txOverrides,
   accountFactoryAddress,
+  transactionMode
 }: QueueTxParams) => {
   // Transaction Details
   const functionName = tx.getMethod();
@@ -88,8 +90,8 @@ export const queueTx = async ({
     insertedTransaction: {
       ...baseTransaction,
       isUserOp: false,
-      // NOTE: v4 endpoints that use queueTx cannot use sponsored mode
-      transactionMode: undefined,
+      // NOTE: v4 endpoints don't all support sponsored mode
+      transactionMode,
       deployedContractAddress,
       deployedContractType,
       from: normalizeAddress(await tx.getSignerAddress()),