diff --git a/src/lib/Federator.ts b/src/lib/Federator.ts
index 9eeb9f7..e7d8615 100644
--- a/src/lib/Federator.ts
+++ b/src/lib/Federator.ts
@@ -12,6 +12,7 @@ import { IFederation } from '../contracts/IFederation';
 import { LogWrapper } from './logWrapper';
 import {AppDataSource} from "../services/AppDataSource";
 import {Log} from "../entities/Log";
+import {getLog, insertLog, updateLog} from "../models/log.model";
 
 export default abstract class Federator {
   public logger: LogWrapper;
@@ -77,8 +78,7 @@ export default abstract class Federator {
     let fromBlock: number = null;
     const originalFromBlock = this.config.mainchain.fromBlock || 0;
     try {
-      const log = await AppDataSource.getRepository(Log)
-          .findOne({ where: { mainChain: mainChainId, sideChain: sideChainId }});
+      const log = await getLog(mainChainId, sideChainId);
       fromBlock = log.block;
     } catch (err) {
       fromBlock = originalFromBlock;
@@ -178,13 +178,12 @@ export default abstract class Federator {
 
   async _saveProgress(mainChain: number, sideChain: number, value: number) {
     if (value) {
-      const log = await AppDataSource.getRepository(Log)
-          .findOne({ where: { mainChain, sideChain }});
+      const log = await getLog(mainChain, sideChain);
 
       if (log) {
-        await AppDataSource.getRepository(Log).update({id: log.id}, { block: value });
+        await updateLog(log.id, { block: value });
       } else {
-        await AppDataSource.getRepository(Log).insert({ mainChain, sideChain, block: value })
+        await insertLog({ mainChain, sideChain, block: value });
       }
     }
   }
diff --git a/src/models/log.model.ts b/src/models/log.model.ts
new file mode 100644
index 0000000..7375fe6
--- /dev/null
+++ b/src/models/log.model.ts
@@ -0,0 +1,17 @@
+import {AppDataSource} from "../services/AppDataSource";
+import {Log} from "../entities/Log";
+
+const getLog = async (mainChainId: number, sideChainId: number) => {
+  return await AppDataSource.getRepository(Log)
+    .findOne({ where: { mainChain: mainChainId, sideChain: sideChainId }});
+}
+
+const insertLog = async(log: Partial<Log>) => {
+  await AppDataSource.getRepository(Log).insert(log);
+}
+
+const updateLog = async (id: number, data: Partial<Log>) => {
+  return await AppDataSource.getRepository(Log).update({id}, {...data});
+}
+
+export { getLog, insertLog, updateLog }