diff --git a/src/main/kotlin/com/jeluchu/core/extensions/RoutesExtensions.kt b/src/main/kotlin/com/jeluchu/core/extensions/RoutesExtensions.kt
new file mode 100644
index 0000000..c0021cd
--- /dev/null
+++ b/src/main/kotlin/com/jeluchu/core/extensions/RoutesExtensions.kt
@@ -0,0 +1,14 @@
+package com.jeluchu.core.extensions
+
+import io.ktor.http.*
+import io.ktor.server.routing.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+fun Route.getToJson(
+    path: String,
+    request: suspend RoutingContext.() -> Unit
+): Route = get(path) {
+    call.response.headers.append(HttpHeaders.ContentType, ContentType.Application.Json.toString())
+    withContext(Dispatchers.IO) { request() }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/jeluchu/core/utils/Constants.kt b/src/main/kotlin/com/jeluchu/core/utils/Constants.kt
new file mode 100644
index 0000000..08c1154
--- /dev/null
+++ b/src/main/kotlin/com/jeluchu/core/utils/Constants.kt
@@ -0,0 +1,6 @@
+package com.jeluchu.core.utils
+
+object Routes {
+    const val DIRECTORY = "/directory"
+    const val ANIME_DETAILS = "/anime/{id}"
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/jeluchu/features/anime/mappers/AnimeMappers.kt b/src/main/kotlin/com/jeluchu/features/anime/mappers/AnimeMappers.kt
index 716d96f..9208655 100644
--- a/src/main/kotlin/com/jeluchu/features/anime/mappers/AnimeMappers.kt
+++ b/src/main/kotlin/com/jeluchu/features/anime/mappers/AnimeMappers.kt
@@ -2,9 +2,25 @@ package com.jeluchu.features.anime.mappers
 
 import com.example.models.*
 import com.jeluchu.core.extensions.*
-import kotlinx.serialization.json.Json
+import com.jeluchu.features.anime.models.directory.AnimeDirectoryEntity
 import org.bson.Document
 
+fun documentToAnimeDirectoryEntity(doc: Document) = AnimeDirectoryEntity(
+    rank = doc.getIntSafe("rank"),
+    year = doc.getIntSafe("year"),
+    url = doc.getStringSafe("url"),
+    malId = doc.getIntSafe("malId"),
+    type = doc.getStringSafe("type"),
+    score = doc.getStringSafe("score"),
+    title = doc.getStringSafe("title"),
+    status = doc.getStringSafe("status"),
+    season = doc.getStringSafe("season"),
+    poster = doc.getStringSafe("poster"),
+    airing = doc.getBooleanSafe("airing"),
+    genres = doc.getListSafe<String>("genres"),
+    episodesCount = doc.getIntSafe("episodesCount")
+)
+
 fun documentToMoreInfoEntity(doc: Document): MoreInfoEntity {
     return MoreInfoEntity(
         id = doc.getLongSafe("id"),
@@ -14,138 +30,138 @@ fun documentToMoreInfoEntity(doc: Document): MoreInfoEntity {
         cover = doc.getStringSafe("cover"),
         genres = doc.getListSafe<String>("genres"),
         synopsis = doc.getStringSafe("synopsis"),
-        episodes = doc.getListSafe<Document>("episodes").map { documentToMergedEpisode(it) } ?: emptyList(),
-        episodesCount = doc.getIntSafe("episodesCount", 0) ?: 0,
-        score = doc.getStringSafe("score") ?: "",
-        staff = doc.getListSafe<Document>("staff").map { documentToStaff(it) } ?: emptyList(),
-        characters = doc.getListSafe<Document>("characters").map { documentToCharacter(it) } ?: emptyList(),
-        status = doc.getStringSafe("status") ?: "",
-        type = doc.getStringSafe("type") ?: "",
-        url = doc.getStringSafe("url") ?: "",
+        episodes = doc.getListSafe<Document>("episodes").map { documentToMergedEpisode(it) },
+        episodesCount = doc.getIntSafe("episodesCount", 0),
+        score = doc.getStringSafe("score"),
+        staff = doc.getListSafe<Document>("staff").map { documentToStaff(it) },
+        characters = doc.getListSafe<Document>("characters").map { documentToCharacter(it) },
+        status = doc.getStringSafe("status"),
+        type = doc.getStringSafe("type"),
+        url = doc.getStringSafe("url"),
         promo = doc.getDocumentSafe("promo")?.let { documentToVideoPromo(it) } ?: VideoPromo(),
-        source = doc.getStringSafe("source") ?: "",
-        duration = doc.getStringSafe("duration") ?: "",
-        rank = doc.getIntSafe("rank", 0) ?: 0,
-        titles = doc.getListSafe<Document>("titles").map { documentToAlternativeTitles(it) } ?: emptyList(),
-        airing = doc.getBooleanSafe("airing") ?: false,
+        source = doc.getStringSafe("source"),
+        duration = doc.getStringSafe("duration"),
+        rank = doc.getIntSafe("rank", 0),
+        titles = doc.getListSafe<Document>("titles").map { documentToAlternativeTitles(it) },
+        airing = doc.getBooleanSafe("airing"),
         aired = doc.getDocumentSafe("aired")?.let { documentToAiringTime(it) } ?: AiringTime(),
         broadcast = doc.getDocumentSafe("broadcast")?.let { documentToAnimeBroadcast(it) } ?: AnimeBroadcast(),
-        season = doc.getStringSafe("season") ?: "",
+        season = doc.getStringSafe("season"),
         year = doc.getIntSafe("year", 0),
-        external = doc.getListSafe<Document>("external").map { documentToExternalLinks(it) } ?: emptyList(),
-        streaming = doc.getListSafe<Document>("streaming").map { documentToExternalLinks(it) } ?: emptyList(),
-        studios = doc.getListSafe<Document>("studios").map { documentToCompanies(it) } ?: emptyList(),
-        licensors = doc.getListSafe<Document>("licensors").map { documentToCompanies(it) } ?: emptyList(),
-        producers = doc.getListSafe<Document>("producers").map { documentToCompanies(it) } ?: emptyList(),
+        external = doc.getListSafe<Document>("external").map { documentToExternalLinks(it) },
+        streaming = doc.getListSafe<Document>("streaming").map { documentToExternalLinks(it) },
+        studios = doc.getListSafe<Document>("studios").map { documentToCompanies(it) },
+        licensors = doc.getListSafe<Document>("licensors").map { documentToCompanies(it) },
+        producers = doc.getListSafe<Document>("producers").map { documentToCompanies(it) },
         theme = doc.getDocumentSafe("theme")?.let { documentToThemes(it) } ?: Themes(),
-        relations = doc.getListSafe<Document>("relations").map { documentToRelated(it) } ?: emptyList(),
+        relations = doc.getListSafe<Document>("relations").map { documentToRelated(it) },
         stats = doc.getDocumentSafe("stats")?.let { documentToStatistics(it) } ?: Statistics(),
-        gallery = doc.getListSafe<Document>("gallery").map { documentToImageMediaEntity(it) } ?: emptyList(),
-        episodeSource = doc.getStringSafe("episodeSource") ?: ""
+        gallery = doc.getListSafe<Document>("gallery").map { documentToImageMediaEntity(it) },
+        episodeSource = doc.getStringSafe("episodeSource")
     )
 }
 
 fun documentToActor(doc: Document): Actor {
     return Actor(
         person = doc.getDocumentSafe("person")?.let { documentToIndividual(it) } ?: Individual(),
-        language = doc.getStringSafe("language") ?: ""
+        language = doc.getStringSafe("language")
     )
 }
 
 fun documentToAiringTime(doc: Document): AiringTime {
     return AiringTime(
-        from = doc.getStringSafe("from") ?: "",
-        to = doc.getStringSafe("to") ?: ""
+        from = doc.getStringSafe("from"),
+        to = doc.getStringSafe("to")
     )
 }
 
 fun documentToAlternativeTitles(doc: Document): AlternativeTitles {
     return AlternativeTitles(
-        title = doc.getStringSafe("title") ?: "",
-        type = doc.getStringSafe("type") ?: ""
+        title = doc.getStringSafe("title"),
+        type = doc.getStringSafe("type")
     )
 }
 
 fun documentToAnimeBroadcast(doc: Document): AnimeBroadcast {
     return AnimeBroadcast(
-        day = doc.getStringSafe("day") ?: "",
-        time = doc.getStringSafe("time") ?: "",
-        timezone = doc.getStringSafe("timezone") ?: ""
+        day = doc.getStringSafe("day"),
+        time = doc.getStringSafe("time"),
+        timezone = doc.getStringSafe("timezone")
     )
 }
 
 fun documentToAnimeSource(doc: Document): AnimeSource {
     return AnimeSource(
-        id = doc.getStringSafe("id") ?: "",
-        source = doc.getStringSafe("source") ?: ""
+        id = doc.getStringSafe("id"),
+        source = doc.getStringSafe("source")
     )
 }
 
 fun documentToCharacter(doc: Document): Character {
     return Character(
         character = doc.getDocumentSafe("character")?.let { documentToIndividual(it) } ?: Individual(),
-        role = doc.getStringSafe("role") ?: "",
-        voiceActor = doc.getListSafe<Document>("voiceActor").map { documentToActor(it) } ?: emptyList()
+        role = doc.getStringSafe("role"),
+        voiceActor = doc.getListSafe<Document>("voiceActor").map { documentToActor(it) }
     )
 }
 
 fun documentToCompanies(doc: Document): Companies {
     return Companies(
         malId = doc.getIntSafe("malId", 0),
-        name = doc.getStringSafe("name") ?: "",
-        type = doc.getStringSafe("type") ?: "",
-        url = doc.getStringSafe("url") ?: ""
+        name = doc.getStringSafe("name"),
+        type = doc.getStringSafe("type"),
+        url = doc.getStringSafe("url")
     )
 }
 
 fun documentToExternalLinks(doc: Document): ExternalLinks {
     return ExternalLinks(
-        url = doc.getStringSafe("url") ?: "",
-        name = doc.getStringSafe("name") ?: ""
+        url = doc.getStringSafe("url"),
+        name = doc.getStringSafe("name")
     )
 }
 
 fun documentToImageMediaEntity(doc: Document): ImageMediaEntity {
     return ImageMediaEntity(
-        media = doc.getStringSafe("media") ?: "",
-        thumbnail = doc.getStringSafe("thumbnail") ?: "",
+        media = doc.getStringSafe("media"),
+        thumbnail = doc.getStringSafe("thumbnail"),
         width = doc.getIntSafe("width", 0),
         height = doc.getIntSafe("height", 0),
-        url = doc.getStringSafe("url") ?: ""
+        url = doc.getStringSafe("url")
     )
 }
 
 fun documentToImages(doc: Document): Images {
     return Images(
-        generic = doc.getStringSafe("generic") ?: "",
-        small = doc.getStringSafe("small") ?: "",
-        medium = doc.getStringSafe("medium") ?: "",
-        large = doc.getStringSafe("large") ?: "",
-        maximum = doc.getStringSafe("maximum") ?: ""
+        generic = doc.getStringSafe("generic"),
+        small = doc.getStringSafe("small"),
+        medium = doc.getStringSafe("medium"),
+        large = doc.getStringSafe("large"),
+        maximum = doc.getStringSafe("maximum")
     )
 }
 
 fun documentToIndividual(doc: Document): Individual {
     return Individual(
         malId = doc.getIntSafe("malId", 0),
-        url = doc.getStringSafe("url") ?: "",
-        name = doc.getStringSafe("name") ?: "",
-        images = doc.getStringSafe("images") ?: ""
+        url = doc.getStringSafe("url"),
+        name = doc.getStringSafe("name"),
+        images = doc.getStringSafe("images")
     )
 }
 
 fun documentToMergedEpisode(doc: Document): MergedEpisode {
     return MergedEpisode(
         number = doc.getIntSafe("number", 0),
-        ids = doc.getListSafe<Document>("ids").map { documentToAnimeSource(it) }.toMutableList() ?: mutableListOf(),
-        nextEpisodeDate = doc.getStringSafe("nextEpisodeDate") ?: ""
+        ids = doc.getListSafe<Document>("ids").map { documentToAnimeSource(it) }.toMutableList(),
+        nextEpisodeDate = doc.getStringSafe("nextEpisodeDate")
     )
 }
 
 fun documentToRelated(doc: Document): Related {
     return Related(
-        entry = doc.getListSafe<Document>("entry").map { documentToCompanies(it) } ?: emptyList(),
-        relation = doc.getStringSafe("relation") ?: ""
+        entry = doc.getListSafe<Document>("entry").map { documentToCompanies(it) },
+        relation = doc.getStringSafe("relation")
     )
 }
 
@@ -164,19 +180,19 @@ fun documentToScore(doc: Document): Score {
 fun documentToStaff(doc: Document): Staff {
     return Staff(
         person = doc.get("person", Document::class.java)?.let { documentToIndividual(it) } ?: Individual(),
-        positions = doc.getListSafe<String>("positions") ?: emptyList()
+        positions = doc.getListSafe<String>("positions")
     )
 }
 
 fun documentToStatistics(doc: Document): Statistics {
     return Statistics(
-        completed = doc.getIntSafe("completed") ?: 0,
-        dropped = doc.getIntSafe("dropped") ?: 0,
-        onHold = doc.getIntSafe("onHold") ?: 0,
-        planToWatch = doc.getIntSafe("planToWatch") ?: 0,
-        scores = doc.getListSafe<Document>("scores").map { documentToScore(it) } ?: emptyList(),
-        total = doc.getIntSafe("total") ?: 0,
-        watching = doc.getIntSafe("watching") ?: 0
+        completed = doc.getIntSafe("completed"),
+        dropped = doc.getIntSafe("dropped"),
+        onHold = doc.getIntSafe("onHold"),
+        planToWatch = doc.getIntSafe("planToWatch"),
+        scores = doc.getListSafe<Document>("scores").map { documentToScore(it) },
+        total = doc.getIntSafe("total"),
+        watching = doc.getIntSafe("watching")
     )
 }
 
@@ -189,17 +205,9 @@ fun documentToThemes(doc: Document): Themes {
 
 fun documentToVideoPromo(doc: Document): VideoPromo {
     return VideoPromo(
-        embedUrl = doc.getStringSafe("embedUrl") ?: "",
-        url = doc.getStringSafe("url") ?: "",
-        youtubeId = doc.getStringSafe("youtubeId") ?: "",
+        embedUrl = doc.getStringSafe("embedUrl"),
+        url = doc.getStringSafe("url"),
+        youtubeId = doc.getStringSafe("youtubeId"),
         images = doc.get("images", Document::class.java)?.let { documentToImages(it) } ?: Images()
     )
 }
-
-
-fun List<Document>.toMoreInfoEntity(): List<MoreInfoEntity> {
-    val json = Json { ignoreUnknownKeys = true }
-    val jsonStrings = map { it.toJson() }
-    return jsonStrings.map { json.decodeFromString<MoreInfoEntity>(it) }
-}
-
diff --git a/src/main/kotlin/com/jeluchu/features/anime/models/directory/AnimeDirectoryEntity.kt b/src/main/kotlin/com/jeluchu/features/anime/models/directory/AnimeDirectoryEntity.kt
new file mode 100644
index 0000000..a703e99
--- /dev/null
+++ b/src/main/kotlin/com/jeluchu/features/anime/models/directory/AnimeDirectoryEntity.kt
@@ -0,0 +1,20 @@
+package com.jeluchu.features.anime.models.directory
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class AnimeDirectoryEntity(
+    val rank: Int = 0,
+    val year: Int = 0,
+    var malId: Int = 0,
+    val url: String = "",
+    var type: String = "",
+    var score: String = "",
+    var title: String = "",
+    var status: String = "",
+    val season: String = "",
+    var poster: String = "",
+    var episodesCount: Int = 0,
+    val airing: Boolean = false,
+    var genres: List<String> = emptyList()
+)
\ No newline at end of file
diff --git a/src/main/kotlin/com/jeluchu/features/anime/routes/AnimeRoutes.kt b/src/main/kotlin/com/jeluchu/features/anime/routes/AnimeRoutes.kt
index dcc4f5d..d820204 100644
--- a/src/main/kotlin/com/jeluchu/features/anime/routes/AnimeRoutes.kt
+++ b/src/main/kotlin/com/jeluchu/features/anime/routes/AnimeRoutes.kt
@@ -1,5 +1,7 @@
 package com.jeluchu.features.anime.routes
 
+import com.jeluchu.core.extensions.getToJson
+import com.jeluchu.core.utils.Routes
 import com.jeluchu.features.anime.services.AnimeService
 import com.mongodb.client.MongoDatabase
 import io.ktor.server.routing.*
@@ -8,6 +10,6 @@ fun Route.animeEndpoints(
     mongoDatabase: MongoDatabase,
     service: AnimeService = AnimeService(mongoDatabase)
 ) {
-    get("/directory") { service.getDirectory(call) }
-    get("/anime/{id}") { service.getAnimeByMalId(call) }
+    getToJson(Routes.DIRECTORY) { service.getDirectory(call) }
+    getToJson(Routes.ANIME_DETAILS) { service.getAnimeByMalId(call) }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/jeluchu/features/anime/services/AnimeService.kt b/src/main/kotlin/com/jeluchu/features/anime/services/AnimeService.kt
index b2a20c9..3d26e84 100644
--- a/src/main/kotlin/com/jeluchu/features/anime/services/AnimeService.kt
+++ b/src/main/kotlin/com/jeluchu/features/anime/services/AnimeService.kt
@@ -2,15 +2,13 @@ package com.jeluchu.features.anime.services
 
 import com.jeluchu.core.messages.ErrorMessages
 import com.jeluchu.core.models.ErrorResponse
+import com.jeluchu.features.anime.mappers.documentToAnimeDirectoryEntity
 import com.jeluchu.features.anime.mappers.documentToMoreInfoEntity
-import com.jeluchu.features.anime.mappers.toMoreInfoEntity
 import com.mongodb.client.MongoDatabase
 import com.mongodb.client.model.Filters
 import io.ktor.http.*
 import io.ktor.server.response.*
 import io.ktor.server.routing.*
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 
@@ -19,35 +17,23 @@ class AnimeService(
 ) {
     private val directoryCollection = database.getCollection("animedetails")
 
-    suspend fun getDirectory(
-        call: RoutingCall
-    ) = withContext(Dispatchers.IO) {
-        call.response.headers.append(HttpHeaders.ContentType, ContentType.Application.Json.toString())
-
-        try {
-            val elements = directoryCollection.find().toList()
-            val directory = elements.map { documentToMoreInfoEntity(it) }
-            val json = Json.encodeToString(directory)
-            call.respond(HttpStatusCode.OK, json)
-        } catch (ex: Exception) {
-            call.respond(HttpStatusCode.Unauthorized, ErrorResponse(ErrorMessages.UnauthorizedMongo.message))
-        }
+    suspend fun getDirectory(call: RoutingCall) = try {
+        val elements = directoryCollection.find().toList()
+        val directory = elements.map { documentToAnimeDirectoryEntity(it) }
+        val json = Json.encodeToString(directory)
+        call.respond(HttpStatusCode.OK, json)
+    } catch (ex: Exception) {
+        call.respond(HttpStatusCode.Unauthorized, ErrorResponse(ErrorMessages.UnauthorizedMongo.message))
     }
 
-    suspend fun getAnimeByMalId(
-        call: RoutingCall
-    ) = withContext(Dispatchers.IO) {
-        call.response.headers.append(HttpHeaders.ContentType, ContentType.Application.Json.toString())
-
-        try {
-            val id = call.parameters["id"]?.toInt() ?: throw IllegalArgumentException(ErrorMessages.InvalidMalId.message)
-            directoryCollection.find(Filters.eq("malId", id)).firstOrNull()?.let { anime ->
-                val info = documentToMoreInfoEntity(anime)
-                call.respond(HttpStatusCode.OK, Json.encodeToString(info))
-            } ?: call.respond(HttpStatusCode.NotFound, ErrorResponse(ErrorMessages.AnimeNotFound.message))
-        } catch (ex: Exception) {
-            call.respond(HttpStatusCode.NotFound, ErrorResponse(ErrorMessages.InvalidInput.message))
-        }
+    suspend fun getAnimeByMalId(call: RoutingCall) = try {
+        val id = call.parameters["id"]?.toInt() ?: throw IllegalArgumentException(ErrorMessages.InvalidMalId.message)
+        directoryCollection.find(Filters.eq("malId", id)).firstOrNull()?.let { anime ->
+            val info = documentToMoreInfoEntity(anime)
+            call.respond(HttpStatusCode.OK, Json.encodeToString(info))
+        } ?: call.respond(HttpStatusCode.NotFound, ErrorResponse(ErrorMessages.AnimeNotFound.message))
+    } catch (ex: Exception) {
+        call.respond(HttpStatusCode.NotFound, ErrorResponse(ErrorMessages.InvalidInput.message))
     }
 }
 
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
new file mode 100644
index 0000000..a0f55c8
--- /dev/null
+++ b/src/main/resources/logback.xml
@@ -0,0 +1,11 @@
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%date %-5level [%thread] %logger{0}: %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>