diff --git a/hooks/useArticlePayment.ts b/hooks/useArticlePayment.ts
index 889fa85..de2b94e 100644
--- a/hooks/useArticlePayment.ts
+++ b/hooks/useArticlePayment.ts
@@ -24,14 +24,14 @@ export function useArticlePayment(
 
   const checkPaymentStatus = async (hash: string, userPubkey: string): Promise<void> => {
     try {
-      const hasPaid = await paymentService.waitForArticlePayment(
-        hash,
-        article.id,
-        article.pubkey,
-        article.zapAmount,
-        userPubkey,
-        300000
-      )
+      const hasPaid = await paymentService.waitForArticlePayment({
+        paymentHash: hash,
+        articleId: article.id,
+        articlePubkey: article.pubkey,
+        amount: article.zapAmount,
+        recipientPubkey: userPubkey,
+        timeout: 300000,
+      })
 
       if (hasPaid) {
         const content = await nostrService.getPrivateContent(article.id, article.pubkey)
diff --git a/lib/helpers/writeObjectHelper.ts b/lib/helpers/writeObjectHelper.ts
index 58ed038..52ef3b4 100644
--- a/lib/helpers/writeObjectHelper.ts
+++ b/lib/helpers/writeObjectHelper.ts
@@ -48,16 +48,16 @@ export async function writeObjectToCache(params: WriteObjectParams): Promise<voi
   const tags = extractTagsFromEvent(event)
   const writeService = await getWriteService()
 
-  await writeService.writeObject(
+  await writeService.writeObject({
     objectType,
     hash,
     event,
     parsed,
-    version ?? tags.version ?? 0,
-    hidden ?? tags.hidden ?? false,
-    index ?? 0,
-    published ?? false
-  )
+    version: version ?? tags.version ?? 0,
+    hidden: hidden ?? tags.hidden ?? false,
+    index: index ?? 0,
+    published: published ?? false,
+  })
 }
 
 /**
diff --git a/lib/nostr.ts b/lib/nostr.ts
index 9db5443..4e88148 100644
--- a/lib/nostr.ts
+++ b/lib/nostr.ts
@@ -107,14 +107,23 @@ class NostrService {
             if (result.status === 'fulfilled') {
               successfulRelays.push(relayUrl)
               // Log successful publication
-              void publishLog.logPublication(event.id, relayUrl, true, undefined)
+              void publishLog.logPublication({
+                eventId: event.id,
+                relayUrl,
+                success: true,
+              })
             } else {
               const error = result.reason
               const errorMessage = error instanceof Error ? error.message : String(error)
               console.error(`[NostrService] Relay ${relayUrl} failed during publish:`, error)
               relaySessionManager.markRelayFailed(relayUrl)
               // Log failed publication
-              void publishLog.logPublication(event.id, relayUrl, false, errorMessage)
+              void publishLog.logPublication({
+                eventId: event.id,
+                relayUrl,
+                success: false,
+                error: errorMessage,
+              })
             }
           })
 
@@ -143,14 +152,23 @@ class NostrService {
             if (result.status === 'fulfilled') {
               successfulRelays.push(relayUrl)
               // Log successful publication
-              void publishLog.logPublication(event.id, relayUrl, true, undefined)
+              void publishLog.logPublication({
+                eventId: event.id,
+                relayUrl,
+                success: true,
+              })
             } else {
               const error = result.reason
               const errorMessage = error instanceof Error ? error.message : String(error)
               console.error(`[NostrService] Relay ${relayUrl} failed during publish:`, error)
               relaySessionManager.markRelayFailed(relayUrl)
               // Log failed publication
-              void publishLog.logPublication(event.id, relayUrl, false, errorMessage)
+              void publishLog.logPublication({
+                eventId: event.id,
+                relayUrl,
+                success: false,
+                error: errorMessage,
+              })
             }
           })
 
diff --git a/lib/nostrZapVerification.ts b/lib/nostrZapVerification.ts
index 719619c..7798202 100644
--- a/lib/nostrZapVerification.ts
+++ b/lib/nostrZapVerification.ts
@@ -31,7 +31,13 @@ async function isValidZapReceipt(
   // Import verification service dynamically to avoid circular dependencies
   const { zapVerificationService } = await import('./zapVerification')
 
-  return zapVerificationService.verifyZapReceiptForArticle(params.event, params.targetEventId, params.targetPubkey, params.userPubkey, params.amount)
+  return zapVerificationService.verifyZapReceiptForArticle({
+    zapReceipt: params.event,
+    articleId: params.targetEventId,
+    articlePubkey: params.targetPubkey,
+    userPubkey: params.userPubkey,
+    expectedAmount: params.amount,
+  })
 }
 
 /**
diff --git a/lib/notificationService.ts b/lib/notificationService.ts
index c17a829..8d36ab6 100644
--- a/lib/notificationService.ts
+++ b/lib/notificationService.ts
@@ -75,7 +75,13 @@ class NotificationService {
 
       // Utiliser writeService pour créer la notification via Web Worker
       const { writeService } = await import('./writeService')
-      await writeService.createNotification(type, objectType, objectId, eventId, data)
+      await writeService.createNotification({
+        type,
+        objectType,
+        objectId,
+        eventId,
+        ...(data !== undefined ? { data } : {}),
+      })
     } catch (error) {
       console.error('[NotificationService] Error creating notification:', error)
     }
diff --git a/lib/objectCache.ts b/lib/objectCache.ts
index 7bee63e..6bb769b 100644
--- a/lib/objectCache.ts
+++ b/lib/objectCache.ts
@@ -81,7 +81,7 @@ class ObjectCacheService {
    */
   private async initDB(objectType: ObjectType): Promise<IDBDatabase> {
     const helper = this.getDBHelper(objectType)
-    return await helper.init()
+    return helper.init()
   }
 
   /**
@@ -102,51 +102,52 @@ class ObjectCacheService {
    * Verifies and sets the index before insertion
    * @param published - false if not published, or array of relay URLs that successfully published
    */
-  async set(
-    objectType: ObjectType,
-    hash: string,
-    event: NostrEvent,
-    parsed: unknown,
-    version: number,
-    hidden: boolean,
-    index?: number,
-    published: false | string[] = false
-  ): Promise<void> {
+  async set(params: {
+    objectType: ObjectType
+    hash: string
+    event: NostrEvent
+    parsed: unknown
+    version: number
+    hidden: boolean
+    index?: number
+    published?: false | string[]
+  }): Promise<void> {
     try {
-      const helper = this.getDBHelper(objectType)
+      const helper = this.getDBHelper(params.objectType)
 
       // If index is not provided, calculate it by counting objects with the same hash
-      let finalIndex = index
+      let finalIndex = params.index
       if (finalIndex === undefined) {
-        const count = await this.countObjectsWithHash(objectType, hash)
+        const count = await this.countObjectsWithHash(params.objectType, params.hash)
         finalIndex = count
       }
 
-      const id = buildObjectId(hash, finalIndex, version)
+      const id = buildObjectId(params.hash, finalIndex, params.version)
 
       // Check if object already exists to preserve published status if updating
       const existing = await helper.get<CachedObject>(id).catch(() => null)
 
       // If updating and published is not provided, preserve existing published status
+      const published = params.published ?? false
       const finalPublished = existing && published === false ? existing.published : published
 
       const cached: CachedObject = {
         id,
-        hash,
-        hashId: hash, // Legacy field for backward compatibility
+        hash: params.hash,
+        hashId: params.hash, // Legacy field for backward compatibility
         index: finalIndex,
-        event,
-        parsed,
-        version,
-        hidden,
-        createdAt: event.created_at,
+        event: params.event,
+        parsed: params.parsed,
+        version: params.version,
+        hidden: params.hidden,
+        createdAt: params.event.created_at,
         cachedAt: Date.now(),
         published: finalPublished,
       }
 
       await helper.put(cached)
     } catch (cacheError) {
-      console.error(`Error caching ${objectType} object:`, cacheError)
+      console.error(`Error caching ${params.objectType} object:`, cacheError)
     }
   }
 
diff --git a/lib/payment.ts b/lib/payment.ts
index b8cadf7..e51d6d1 100644
--- a/lib/payment.ts
+++ b/lib/payment.ts
@@ -81,21 +81,21 @@ export class PaymentService {
   /**
    * Check if payment for an article has been completed
    */
-  async checkArticlePayment(
-    _paymentHash: string,
-    articleId: string,
-    articlePubkey: string,
-    amount: number,
+  async checkArticlePayment(params: {
+    paymentHash: string
+    articleId: string
+    articlePubkey: string
+    amount: number
     userPubkey?: string
-  ): Promise<boolean> {
+  }): Promise<boolean> {
     try {
       // With Alby/WebLN, we rely on zap receipts for payment verification
       // since WebLN doesn't provide payment status checking
       const zapReceiptExists = await nostrService.checkZapReceipt(
-        articlePubkey,
-        articleId,
-        amount,
-        userPubkey
+        params.articlePubkey,
+        params.articleId,
+        params.amount,
+        params.userPubkey
       )
 
       return zapReceiptExists
@@ -109,22 +109,22 @@ export class PaymentService {
    * Wait for payment completion with polling
    * After payment is confirmed, sends private content to the user
    */
-  waitForArticlePayment(
-    paymentHash: string,
-    articleId: string,
-    articlePubkey: string,
-    amount: number,
-    recipientPubkey: string,
-    timeout: number = 300000 // 5 minutes
-  ): Promise<boolean> {
-    return waitForArticlePaymentHelper(
-      paymentHash,
-      articleId,
-      articlePubkey,
-      amount,
-      recipientPubkey,
-      timeout
-    )
+  waitForArticlePayment(params: {
+    paymentHash: string
+    articleId: string
+    articlePubkey: string
+    amount: number
+    recipientPubkey: string
+    timeout?: number
+  }): Promise<boolean> {
+    return waitForArticlePaymentHelper({
+      paymentHash: params.paymentHash,
+      articleId: params.articleId,
+      articlePubkey: params.articlePubkey,
+      amount: params.amount,
+      recipientPubkey: params.recipientPubkey,
+      ...(params.timeout !== undefined ? { timeout: params.timeout } : {}),
+    })
   }
 
   /**
diff --git a/lib/paymentPollingCore.ts b/lib/paymentPollingCore.ts
index b32bddc..e9180f2 100644
--- a/lib/paymentPollingCore.ts
+++ b/lib/paymentPollingCore.ts
@@ -7,49 +7,61 @@ import { sendPrivateContentAfterPayment } from './paymentPollingMain'
  * After payment is confirmed, sends private content to the user
  */
 async function pollPaymentUntilDeadline(
-  articleId: string,
-  articlePubkey: string,
-  amount: number,
-  recipientPubkey: string,
-  interval: number,
-  deadline: number
+  params: {
+    articleId: string
+    articlePubkey: string
+    amount: number
+    recipientPubkey: string
+    interval: number
+    deadline: number
+  }
 ): Promise<boolean> {
   try {
-    const zapReceiptExists = await nostrService.checkZapReceipt(articlePubkey, articleId, amount, recipientPubkey)
+    const zapReceiptExists = await nostrService.checkZapReceipt(params.articlePubkey, params.articleId, params.amount, params.recipientPubkey)
     if (zapReceiptExists) {
-      const zapReceiptId = await getZapReceiptId(articlePubkey, articleId, amount, recipientPubkey)
-      await sendPrivateContentAfterPayment(articleId, recipientPubkey, amount, zapReceiptId)
+      const zapReceiptId = await getZapReceiptId(params.articlePubkey, params.articleId, params.amount, params.recipientPubkey)
+      await sendPrivateContentAfterPayment(params.articleId, params.recipientPubkey, params.amount, zapReceiptId)
       return true
     }
   } catch (error) {
     console.error('Error checking zap receipt:', error)
   }
 
-  if (Date.now() > deadline) {
+  if (Date.now() > params.deadline) {
     return false
   }
 
   return new Promise<boolean>((resolve) => {
     setTimeout(() => {
-      void pollPaymentUntilDeadline(articleId, articlePubkey, amount, recipientPubkey, interval, deadline)
+      void pollPaymentUntilDeadline(params)
         .then(resolve)
         .catch(() => resolve(false))
-    }, interval)
+    }, params.interval)
   })
 }
 
 export async function waitForArticlePayment(
-  _paymentHash: string,
-  articleId: string,
-  articlePubkey: string,
-  amount: number,
-  recipientPubkey: string,
-  timeout: number = 300000 // 5 minutes
+  params: {
+    paymentHash: string
+    articleId: string
+    articlePubkey: string
+    amount: number
+    recipientPubkey: string
+    timeout?: number
+  }
 ): Promise<boolean> {
   const interval = 2000
+  const timeout = params.timeout ?? 300000
   const deadline = Date.now() + timeout
   try {
-    return pollPaymentUntilDeadline(articleId, articlePubkey, amount, recipientPubkey, interval, deadline)
+    return pollPaymentUntilDeadline({
+      articleId: params.articleId,
+      articlePubkey: params.articlePubkey,
+      amount: params.amount,
+      recipientPubkey: params.recipientPubkey,
+      interval,
+      deadline,
+    })
   } catch (error) {
     console.error('Wait for payment error:', error)
     return false
diff --git a/lib/publishLog.ts b/lib/publishLog.ts
index c228dff..343d797 100644
--- a/lib/publishLog.ts
+++ b/lib/publishLog.ts
@@ -19,6 +19,15 @@ interface PublicationLogEntry {
   objectId?: string // ID of the object in cache
 }
 
+interface LogPublicationParams {
+  eventId: string
+  relayUrl: string
+  success: boolean
+  error?: string
+  objectType?: string
+  objectId?: string
+}
+
 class PublishLogService {
   private readonly dbHelper: IndexedDBHelper
 
@@ -52,17 +61,10 @@ class PublishLogService {
    * Log a publication attempt
    * Utilise writeService pour écrire via Web Worker
    */
-  async logPublication(
-    eventId: string,
-    relayUrl: string,
-    success: boolean,
-    error?: string,
-    objectType?: string,
-    objectId?: string
-  ): Promise<void> {
+  async logPublication(params: LogPublicationParams): Promise<void> {
     // Utiliser writeService pour logger via Web Worker
     const { writeService } = await import('./writeService')
-    await writeService.logPublication(eventId, relayUrl, success, error, objectType, objectId)
+    await writeService.logPublication(params)
   }
 
   /**
@@ -70,24 +72,17 @@ class PublishLogService {
    * @deprecated Utiliser logPublication qui utilise writeService
    * @internal Utilisé uniquement par writeService en fallback
    */
-  async logPublicationDirect(
-    eventId: string,
-    relayUrl: string,
-    success: boolean,
-    error?: string,
-    objectType?: string,
-    objectId?: string
-  ): Promise<void> {
+  async logPublicationDirect(params: LogPublicationParams): Promise<void> {
     try {
       const entry: PublicationLogEntry = {
-        id: `${eventId}_${relayUrl}_${Date.now()}`, // Unique ID
-        eventId,
-        relayUrl,
-        success,
-        ...(error !== undefined ? { error } : {}),
+        id: `${params.eventId}_${params.relayUrl}_${Date.now()}`, // Unique ID
+        eventId: params.eventId,
+        relayUrl: params.relayUrl,
+        success: params.success,
+        ...(params.error !== undefined ? { error: params.error } : {}),
         timestamp: Date.now(),
-        ...(objectType !== undefined ? { objectType } : {}),
-        ...(objectId !== undefined ? { objectId } : {}),
+        ...(params.objectType !== undefined ? { objectType: params.objectType } : {}),
+        ...(params.objectId !== undefined ? { objectId: params.objectId } : {}),
       }
 
       await this.dbHelper.add(entry)
diff --git a/lib/publishWorker.ts b/lib/publishWorker.ts
index f300a48..f390256 100644
--- a/lib/publishWorker.ts
+++ b/lib/publishWorker.ts
@@ -179,13 +179,26 @@ class PublishWorkerService {
         if (status.success) {
           successfulRelays.push(relayUrl)
           // Log successful publication
-          void publishLog.logPublication(obj.event.id, relayUrl, true, undefined, obj.objectType, obj.id)
+          void publishLog.logPublication({
+            eventId: obj.event.id,
+            relayUrl,
+            success: true,
+            objectType: obj.objectType,
+            objectId: obj.id,
+          })
         } else {
           const errorMessage = status.error ?? 'Unknown error'
           console.warn(`[PublishWorker] Relay ${relayUrl} failed for ${obj.objectType}:${obj.id}:`, errorMessage)
           relaySessionManager.markRelayFailed(relayUrl)
           // Log failed publication
-          void publishLog.logPublication(obj.event.id, relayUrl, false, errorMessage, obj.objectType, obj.id)
+          void publishLog.logPublication({
+            eventId: obj.event.id,
+            relayUrl,
+            success: false,
+            error: errorMessage,
+            objectType: obj.objectType,
+            objectId: obj.id,
+          })
         }
       })
 
diff --git a/lib/purchaseQueries.ts b/lib/purchaseQueries.ts
index 7808cfa..1dbf4cc 100644
--- a/lib/purchaseQueries.ts
+++ b/lib/purchaseQueries.ts
@@ -3,7 +3,7 @@ import { getCachedObjectById } from './helpers/queryHelpers'
 import { objectCache } from './objectCache'
 
 export async function getPurchaseById(purchaseId: string, _timeoutMs: number = 5000): Promise<Purchase | null> {
-  return await getCachedObjectById<Purchase>('purchase', purchaseId)
+  return getCachedObjectById<Purchase>('purchase', purchaseId)
 }
 
 export async function getPurchasesForArticle(articleId: string, _timeoutMs: number = 5000): Promise<Purchase[]> {
diff --git a/lib/reviewTipQueries.ts b/lib/reviewTipQueries.ts
index 54001f1..867a5d7 100644
--- a/lib/reviewTipQueries.ts
+++ b/lib/reviewTipQueries.ts
@@ -3,7 +3,7 @@ import { objectCache } from './objectCache'
 import { getCachedObjectById } from './helpers/queryHelpers'
 
 export async function getReviewTipById(reviewTipId: string, _timeoutMs: number = 5000): Promise<ReviewTip | null> {
-  return await getCachedObjectById<ReviewTip>('review_tip', reviewTipId)
+  return getCachedObjectById<ReviewTip>('review_tip', reviewTipId)
 }
 
 export async function getReviewTipsForArticle(articleId: string, _timeoutMs: number = 5000): Promise<ReviewTip[]> {
diff --git a/lib/seriesQueries.ts b/lib/seriesQueries.ts
index 99ac42b..0cf8573 100644
--- a/lib/seriesQueries.ts
+++ b/lib/seriesQueries.ts
@@ -22,5 +22,5 @@ export async function getSeriesByAuthor(authorPubkey: string, _timeoutMs: number
 }
 
 export async function getSeriesById(seriesId: string, _timeoutMs: number = 2000): Promise<Series | null> {
-  return await getCachedObjectById<Series>('series', seriesId)
+  return getCachedObjectById<Series>('series', seriesId)
 }
diff --git a/lib/sponsoringPaymentTracking.ts b/lib/sponsoringPaymentTracking.ts
index b0d8155..cf8e95d 100644
--- a/lib/sponsoringPaymentTracking.ts
+++ b/lib/sponsoringPaymentTracking.ts
@@ -28,11 +28,13 @@ export async function verifyTransactionBeforeTracking(
 }
 
 export function buildTrackingData(
-  transactionId: string,
-  authorPubkey: string,
-  authorMainnetAddress: string,
-  split: { total: number; authorSats: number; platformSats: number },
-  verification: { confirmed: boolean; confirmations: number }
+  params: {
+    transactionId: string
+    authorPubkey: string
+    authorMainnetAddress: string
+    split: { total: number; authorSats: number; platformSats: number; authorMainnetAddress?: string }
+    verification: { confirmed: boolean; confirmations: number }
+  }
 ): {
   transactionId: string
   authorPubkey: string
@@ -45,15 +47,15 @@ export function buildTrackingData(
   confirmations: number
 } {
   return {
-    transactionId,
-    authorPubkey,
-    authorMainnetAddress,
-    amount: split.total,
-    authorAmount: split.authorSats,
-    platformCommission: split.platformSats,
+    transactionId: params.transactionId,
+    authorPubkey: params.authorPubkey,
+    authorMainnetAddress: params.authorMainnetAddress,
+    amount: params.split.total,
+    authorAmount: params.split.authorSats,
+    platformCommission: params.split.platformSats,
     timestamp: Math.floor(Date.now() / 1000),
-    confirmed: verification.confirmed,
-    confirmations: verification.confirmations,
+    confirmed: params.verification.confirmed,
+    confirmations: params.verification.confirmations,
   }
 }
 
@@ -89,11 +91,13 @@ export async function trackSponsoringPayment(
     }
 
     const trackingData = buildTrackingData(
-      transactionId,
-      authorPubkey,
-      authorMainnetAddress,
-      split,
-      verification
+      {
+        transactionId,
+        authorPubkey,
+        authorMainnetAddress,
+        split,
+        verification,
+      }
     )
 
     await sponsoringTrackingService.trackSponsoringPayment(trackingData, authorPrivateKey)
diff --git a/lib/sponsoringQueries.ts b/lib/sponsoringQueries.ts
index 4f3ca4b..49ee57d 100644
--- a/lib/sponsoringQueries.ts
+++ b/lib/sponsoringQueries.ts
@@ -3,7 +3,7 @@ import { objectCache } from './objectCache'
 import { getCachedObjectById } from './helpers/queryHelpers'
 
 export async function getSponsoringById(sponsoringId: string, _timeoutMs: number = 5000): Promise<Sponsoring | null> {
-  return await getCachedObjectById<Sponsoring>('sponsoring', sponsoringId)
+  return getCachedObjectById<Sponsoring>('sponsoring', sponsoringId)
 }
 
 export async function getSponsoringByAuthor(authorPubkey: string, _timeoutMs: number = 5000): Promise<Sponsoring[]> {
diff --git a/lib/swSyncHandler.ts b/lib/swSyncHandler.ts
index c0cce01..46ab2d2 100644
--- a/lib/swSyncHandler.ts
+++ b/lib/swSyncHandler.ts
@@ -152,12 +152,21 @@ class ServiceWorkerSyncHandler {
         if (status.success) {
           successfulRelays.push(relayUrl)
           // Log successful publication
-          void publishLog.logPublication(event.id, relayUrl, true, undefined)
+          void publishLog.logPublication({
+            eventId: event.id,
+            relayUrl,
+            success: true,
+          })
         } else {
           const errorMessage = status.error ?? 'Unknown error'
           console.error(`[SWSyncHandler] Relay ${relayUrl} failed:`, errorMessage)
           // Log failed publication
-          void publishLog.logPublication(event.id, relayUrl, false, errorMessage)
+          void publishLog.logPublication({
+            eventId: event.id,
+            relayUrl,
+            success: false,
+            error: errorMessage,
+          })
         }
       })
 
diff --git a/lib/writeOrchestrator.ts b/lib/writeOrchestrator.ts
index d21d16d..7968982 100644
--- a/lib/writeOrchestrator.ts
+++ b/lib/writeOrchestrator.ts
@@ -53,7 +53,16 @@ class WriteOrchestrator {
           .filter((relay): relay is string => relay !== null)
       }),
       // 2. Write to IndexedDB via Web Worker (en parallèle, avec published: false initialement)
-      writeService.writeObject(objectType, hash, event, parsed, version, hidden, index, false),
+      writeService.writeObject({
+        objectType,
+        hash,
+        event,
+        parsed,
+        version,
+        hidden,
+        ...(index !== undefined ? { index } : {}),
+        published: false,
+      }),
     ])
 
     // Traiter le résultat réseau
@@ -85,24 +94,24 @@ class WriteOrchestrator {
   /**
    * Create and publish event from template
    */
-  async createAndPublishEvent(
-    eventTemplate: EventTemplate,
-    relays: string[],
-    objectType: ObjectType,
-    hash: string,
-    parsed: unknown,
-    version: number,
-    hidden: boolean,
+  async createAndPublishEvent(params: {
+    eventTemplate: EventTemplate
+    relays: string[]
+    objectType: ObjectType
+    hash: string
+    parsed: unknown
+    version: number
+    hidden: boolean
     index?: number
-  ): Promise<{ success: boolean; event: NostrEvent; published: false | string[] }> {
+  }): Promise<{ success: boolean; event: NostrEvent; published: false | string[] }> {
     if (!this.privateKey) {
       throw new Error('Private key not set')
     }
 
     // Create event
     const unsignedEvent: EventTemplate = {
-      ...eventTemplate,
-      created_at: eventTemplate.created_at ?? Math.floor(Date.now() / 1000),
+      ...params.eventTemplate,
+      created_at: params.eventTemplate.created_at ?? Math.floor(Date.now() / 1000),
     }
 
     const secretKey = hexToBytes(this.privateKey)
@@ -111,15 +120,15 @@ class WriteOrchestrator {
     // Write and publish
     const result = await this.writeAndPublish(
       {
-        objectType,
-        hash,
+        objectType: params.objectType,
+        hash: params.hash,
         event: finalizedEvent,
-        parsed,
-        version,
-        hidden,
-        ...(index !== undefined ? { index } : {}),
+        parsed: params.parsed,
+        version: params.version,
+        hidden: params.hidden,
+        ...(params.index !== undefined ? { index: params.index } : {}),
       },
-      relays
+      params.relays
     )
 
     return {
diff --git a/lib/writeService.ts b/lib/writeService.ts
index aac4dab..4978130 100644
--- a/lib/writeService.ts
+++ b/lib/writeService.ts
@@ -7,6 +7,34 @@
 import type { NostrEvent } from 'nostr-tools'
 import type { ObjectType } from './objectCache'
 
+interface WriteObjectParams {
+  objectType: ObjectType
+  hash: string
+  event: NostrEvent
+  parsed: unknown
+  version: number
+  hidden: boolean
+  index?: number
+  published?: false | string[]
+}
+
+interface CreateNotificationParams {
+  type: string
+  objectType: string
+  objectId: string
+  eventId: string
+  data?: Record<string, unknown>
+}
+
+interface LogPublicationParams {
+  eventId: string
+  relayUrl: string
+  success: boolean
+  error?: string
+  objectType?: string
+  objectId?: string
+}
+
 class WriteService {
   private writeWorker: Worker | null = null
   private initPromise: Promise<void> | null = null
@@ -91,19 +119,12 @@ class WriteService {
   /**
    * Write object to IndexedDB (via Web Worker)
    */
-  async writeObject(
-    objectType: ObjectType,
-    hash: string,
-    event: NostrEvent,
-    parsed: unknown,
-    version: number,
-    hidden: boolean,
-    index?: number,
-    published: false | string[] = false
-  ): Promise<void> {
+  async writeObject(params: WriteObjectParams): Promise<void> {
     try {
       await this.init()
 
+      const published = params.published ?? false
+
       if (this.writeWorker) {
         // Send to worker
         return new Promise((resolve, reject) => {
@@ -113,7 +134,7 @@ class WriteService {
 
           const handler = (event: MessageEvent): void => {
             const { type, data } = event.data
-            if (type === 'WRITE_OBJECT_SUCCESS' && data.hash === hash) {
+            if (type === 'WRITE_OBJECT_SUCCESS' && data.hash === params.hash) {
               clearTimeout(timeout)
               this.writeWorker?.removeEventListener('message', handler)
               resolve()
@@ -129,13 +150,13 @@ class WriteService {
             this.writeWorker.postMessage({
               type: 'WRITE_OBJECT',
             data: {
-              objectType,
-              hash,
-              event,
-              parsed,
-              version,
-              hidden,
-              index,
+              objectType: params.objectType,
+              hash: params.hash,
+              event: params.event,
+              parsed: params.parsed,
+              version: params.version,
+              hidden: params.hidden,
+              index: params.index,
               published,
             },
           })
@@ -144,7 +165,16 @@ class WriteService {
       }
         // Fallback: direct write
         const { objectCache } = await import('./objectCache')
-        await objectCache.set(objectType, hash, event, parsed, version, hidden, index, published)
+        await objectCache.set({
+          objectType: params.objectType,
+          hash: params.hash,
+          event: params.event,
+          parsed: params.parsed,
+          version: params.version,
+          hidden: params.hidden,
+          ...(params.index !== undefined ? { index: params.index } : {}),
+          ...(params.published !== undefined ? { published: params.published } : {}),
+        })
 
     } catch (error) {
       console.error('[WriteService] Error writing object:', error)
@@ -205,13 +235,7 @@ class WriteService {
   /**
    * Create notification (via Web Worker)
    */
-  async createNotification(
-    type: string,
-    objectType: string,
-    objectId: string,
-    eventId: string,
-    data?: Record<string, unknown>
-  ): Promise<void> {
+  async createNotification(params: CreateNotificationParams): Promise<void> {
     try {
       await this.init()
 
@@ -224,7 +248,7 @@ class WriteService {
 
           const handler = (event: MessageEvent): void => {
             const { type: responseType, data: responseData } = event.data
-            if (responseType === 'CREATE_NOTIFICATION_SUCCESS' && responseData.eventId === eventId) {
+            if (responseType === 'CREATE_NOTIFICATION_SUCCESS' && responseData.eventId === params.eventId) {
               clearTimeout(timeout)
               this.writeWorker?.removeEventListener('message', handler)
               resolve()
@@ -239,7 +263,13 @@ class WriteService {
             this.writeWorker.addEventListener('message', handler)
             this.writeWorker.postMessage({
               type: 'CREATE_NOTIFICATION',
-              data: { type, objectType, objectId, eventId, notificationData: data },
+              data: {
+                type: params.type,
+                objectType: params.objectType,
+                objectId: params.objectId,
+                eventId: params.eventId,
+                notificationData: params.data,
+              },
             })
           }
         })
@@ -247,13 +277,13 @@ class WriteService {
         // Fallback: direct write
         const { notificationService } = await import('./notificationService')
         const notificationParams: Parameters<typeof notificationService.createNotification>[0] = {
-          type: type as Parameters<typeof notificationService.createNotification>[0]['type'],
-          objectType,
-          objectId,
-          eventId,
+          type: params.type as Parameters<typeof notificationService.createNotification>[0]['type'],
+          objectType: params.objectType,
+          objectId: params.objectId,
+          eventId: params.eventId,
         }
-        if (data !== undefined) {
-          notificationParams.data = data
+        if (params.data !== undefined) {
+          notificationParams.data = params.data
         }
         await notificationService.createNotification(notificationParams)
 
@@ -267,14 +297,7 @@ class WriteService {
   /**
    * Log publication (via Web Worker)
    */
-  async logPublication(
-    eventId: string,
-    relayUrl: string,
-    success: boolean,
-    error?: string,
-    objectType?: string,
-    objectId?: string
-  ): Promise<void> {
+  async logPublication(params: LogPublicationParams): Promise<void> {
     try {
       await this.init()
 
@@ -282,13 +305,20 @@ class WriteService {
         // Send to worker
         this.writeWorker.postMessage({
           type: 'LOG_PUBLICATION',
-          data: { eventId, relayUrl, success, error, objectType, objectId },
+          data: {
+            eventId: params.eventId,
+            relayUrl: params.relayUrl,
+            success: params.success,
+            error: params.error,
+            objectType: params.objectType,
+            objectId: params.objectId,
+          },
         })
         // Don't wait for response for logs (fire and forget)
       } else {
         // Fallback: direct write
         const { publishLog } = await import('./publishLog')
-        await publishLog.logPublicationDirect(eventId, relayUrl, success, error, objectType, objectId)
+        await publishLog.logPublicationDirect(params)
       }
     } catch (logError) {
       console.error('[WriteService] Error logging publication:', logError)
diff --git a/lib/zapVerification.ts b/lib/zapVerification.ts
index 2a0645c..3b56991 100644
--- a/lib/zapVerification.ts
+++ b/lib/zapVerification.ts
@@ -19,23 +19,23 @@ export class ZapVerificationService {
   /**
    * Check if a zap receipt is valid for a specific article and user
    */
-  verifyZapReceiptForArticle(
-    zapReceipt: Event,
-    articleId: string,
-    articlePubkey: string,
-    _userPubkey: string,
+  verifyZapReceiptForArticle(params: {
+    zapReceipt: Event
+    articleId: string
+    articlePubkey: string
+    userPubkey: string
     expectedAmount: number
-  ): boolean {
-    if (!this.verifyZapReceiptSignature(zapReceipt)) {
+  }): boolean {
+    if (!this.verifyZapReceiptSignature(params.zapReceipt)) {
       console.warn('Zap receipt signature verification failed')
       return false
     }
 
     return (
-      this.isRecipientValid(zapReceipt, articlePubkey) &&
-      this.isArticleReferenced(zapReceipt, articleId) &&
-      this.isAmountValid(zapReceipt, expectedAmount) &&
-      this.isZapKind(zapReceipt)
+      this.isRecipientValid(params.zapReceipt, params.articlePubkey) &&
+      this.isArticleReferenced(params.zapReceipt, params.articleId) &&
+      this.isAmountValid(params.zapReceipt, params.expectedAmount) &&
+      this.isZapKind(params.zapReceipt)
     )
   }