diff --git a/zp-relayer/pool/BasePool.ts b/zp-relayer/pool/BasePool.ts
index ff90742..b39d5d3 100644
--- a/zp-relayer/pool/BasePool.ts
+++ b/zp-relayer/pool/BasePool.ts
@@ -44,7 +44,7 @@ export abstract class BasePool<N extends Network = Network> {
   abstract init(...args: any): Promise<void>
 
   abstract onSend(p: ProcessResult<any>, txHash: string): Promise<void>
-  abstract onConfirmed( p: ProcessResult<any>, txHash: string, callback?: () => Promise<void>,jobId?: string): Promise<void>
+  abstract onConfirmed(p: ProcessResult<any>, txHash: string, callback?: () => Promise<void>, jobId?: string): Promise<void>
 
   async onFailed(txHash: string, jobId?: string): Promise<void> {
     logger.error('Transaction reverted', { txHash })