diff --git a/domain/build.gradle.kts b/domain/build.gradle.kts
index 1fdc2cc..5bfe32e 100644
--- a/domain/build.gradle.kts
+++ b/domain/build.gradle.kts
@@ -1,6 +1,9 @@
+import de.fayard.refreshVersions.core.versionFor
+
 plugins {
   id("com.android.library")
   id("kotlin-android")
+  kotlin("plugin.serialization") version "1.5.21"
   kotlin("kapt")
 }
 
@@ -36,6 +39,11 @@ dependencies {
   api(platform(Libs.kotlin_coroutine_bom))
   api(Libs.kotlin_coroutine_core)
 
+  api(Libs.ktor_client_core)
+  api(Libs.ktor_serialization)
+
+  api(Libs.room_runtime)
+
   testImplementation(Libs.junit_jupiter_api)
   testImplementation(Libs.junit_jupiter_engine)
 
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/di/UseCaseModule.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/di/UseCaseModule.kt
index 2cdce85..62987db 100644
--- a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/di/UseCaseModule.kt
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/di/UseCaseModule.kt
@@ -1,6 +1,58 @@
 package com.ericampire.android.androidstudycase.domain.di
 
+import com.ericampire.android.androidstudycase.domain.repository.AnimatorRepository
+import com.ericampire.android.androidstudycase.domain.repository.BlogRepository
+import com.ericampire.android.androidstudycase.domain.repository.LottieFileRepository
+import com.ericampire.android.androidstudycase.domain.usecase.*
+import com.ericampire.android.androidstudycase.util.IoDispatcher
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import kotlinx.coroutines.CoroutineDispatcher
 
+
+@Module
+@InstallIn(SingletonComponent::class)
 object UseCaseModule {
 
+  @Provides
+  fun provideAnimatorUseCase(
+    repository: AnimatorRepository,
+    @IoDispatcher dispatcher: CoroutineDispatcher
+  ): FindFeaturedAnimatorUseCase {
+    return FindFeaturedAnimatorUseCase(repository, dispatcher)
+  }
+
+  @Provides
+  fun provideFindFeaturedBlogUseCase(
+    repository: BlogRepository,
+    @IoDispatcher dispatcher: CoroutineDispatcher
+  ): FindFeaturedBlogUseCase {
+    return FindFeaturedBlogUseCase(repository, dispatcher)
+  }
+
+  @Provides
+  fun provideFindFeaturedLottieFileUseCase(
+    repository: LottieFileRepository,
+    @IoDispatcher dispatcher: CoroutineDispatcher
+  ): FindFeaturedLottieFileUseCase {
+    return FindFeaturedLottieFileUseCase(repository, dispatcher)
+  }
+
+  @Provides
+  fun provideFindRecentLottieFileUseCase(
+    repository: LottieFileRepository,
+    @IoDispatcher dispatcher: CoroutineDispatcher
+  ): FindRecentLottieFileUseCase {
+    return FindRecentLottieFileUseCase(repository, dispatcher)
+  }
+
+  @Provides
+  fun provideFindPopularLottieFileUseCase(
+    repository: LottieFileRepository,
+    @IoDispatcher dispatcher: CoroutineDispatcher
+  ): FindPopularLottieFileUseCase {
+    return FindPopularLottieFileUseCase(repository, dispatcher)
+  }
 }
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Animator.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Animator.kt
new file mode 100644
index 0000000..471a298
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Animator.kt
@@ -0,0 +1,28 @@
+package com.ericampire.android.androidstudycase.domain.entity
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+
+@Serializable
+@Entity
+data class Animator(
+  @PrimaryKey
+  val name: String = "",
+  val avatarUrl: String = "",
+)
+
+@Serializable
+data class FeaturedAnimators(val results: List<Animator>)
+
+@Serializable
+data class AnimatorData(
+  val featuredAnimators: FeaturedAnimators
+)
+
+@Serializable
+data class AnimatorApiResponse(
+  @SerialName("data") val animatorAnimatorData: AnimatorData
+)
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/BlogPage.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/BlogPage.kt
new file mode 100644
index 0000000..43021d9
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/BlogPage.kt
@@ -0,0 +1,37 @@
+package com.ericampire.android.androidstudycase.domain.entity
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import kotlinx.serialization.Contextual
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import java.util.*
+
+@Serializable
+data class BlogPage(
+    val currentPage: Int,
+    val from: Int,
+    val perPage: Int,
+    val blogs: List<Blog>,
+    val to: Int,
+    val total: Int,
+    val totalPages: Int
+)
+
+@Serializable
+data class BlogData(
+    @SerialName("blogs") val blogPage: BlogPage
+)
+
+@Serializable
+data class BlogApiResponse(
+    @SerialName("data") val blogBlogData: BlogData
+)
+
+@Serializable
+@Entity
+data class Blog(
+    @Contextual val postedAt: Date,
+    @PrimaryKey val imageUrl: String,
+    val title: String
+)
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Lottiefile.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Lottiefile.kt
new file mode 100644
index 0000000..21ab7f8
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/Lottiefile.kt
@@ -0,0 +1,53 @@
+package com.ericampire.android.androidstudycase.domain.entity
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import kotlinx.serialization.Contextual
+import kotlinx.serialization.ExperimentalSerializationApi
+import java.util.*
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonNames
+import java.util.*
+
+@Serializable
+data class LottieFilesApiResponse(
+  @SerialName("data")
+  val lottieFilesLottieFilesData: LottieFilesData
+)
+
+@ExperimentalSerializationApi
+@Serializable
+data class LottieFilesData(
+  @JsonNames("recent", "popular")
+  val page: LottieFilesPage
+)
+
+
+@Serializable
+data class LottieFilesPage(
+  val currentPage: Int,
+  val from: Int,
+  val perPage: Int,
+  val results: List<Lottiefile>,
+  val to: Int,
+  val total: Int,
+  val totalPages: Int
+)
+
+
+@Serializable
+@Entity
+class Lottiefile(
+  @PrimaryKey val id: Long,
+  val bgColor: String,
+  val lottieUrl: String,
+  val gifUrl: String,
+  val videoUrl: String,
+  val imageUrl: String,
+  val name: String,
+  @Contextual val createdAt: Date,
+  val createdBy: Animator
+)
+
+
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/User.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/User.kt
deleted file mode 100644
index 4e78461..0000000
--- a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/entity/User.kt
+++ /dev/null
@@ -1,7 +0,0 @@
-package com.ericampire.android.androidstudycase.domain.entity
-
-
-data class User(
-  val uid: String = "",
-
-  )
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/AnimatorRepository.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/AnimatorRepository.kt
new file mode 100644
index 0000000..8cb0c54
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/AnimatorRepository.kt
@@ -0,0 +1,10 @@
+package com.ericampire.android.androidstudycase.domain.repository
+
+import com.ericampire.android.androidstudycase.domain.entity.Animator
+import com.ericampire.android.androidstudycase.util.Result
+import kotlinx.coroutines.flow.Flow
+
+
+interface AnimatorRepository {
+  fun findAll(): Flow<Result<List<Animator>>>
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/BlogRepository.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/BlogRepository.kt
new file mode 100644
index 0000000..fe07a3e
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/BlogRepository.kt
@@ -0,0 +1,10 @@
+package com.ericampire.android.androidstudycase.domain.repository
+
+import com.ericampire.android.androidstudycase.domain.entity.Animator
+import com.ericampire.android.androidstudycase.domain.entity.Blog
+import com.ericampire.android.androidstudycase.util.Result
+import kotlinx.coroutines.flow.Flow
+
+interface BlogRepository {
+  fun findAll(): Flow<Result<List<Blog>>>
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/LottieFileRepository.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/LottieFileRepository.kt
new file mode 100644
index 0000000..2e88f08
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/LottieFileRepository.kt
@@ -0,0 +1,11 @@
+package com.ericampire.android.androidstudycase.domain.repository
+
+import com.ericampire.android.androidstudycase.domain.entity.Lottiefile
+import com.ericampire.android.androidstudycase.util.Result
+import kotlinx.coroutines.flow.Flow
+
+interface LottieFileRepository {
+  fun findRecent(): Flow<Result<List<Lottiefile>>>
+  fun findPopular(): Flow<Result<List<Lottiefile>>>
+  fun findFeatured(): Flow<Result<List<Lottiefile>>>
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/UserRepository.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/UserRepository.kt
deleted file mode 100644
index 94c87f0..0000000
--- a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/repository/UserRepository.kt
+++ /dev/null
@@ -1,6 +0,0 @@
-package com.ericampire.android.androidstudycase.domain.repository
-
-
-interface UserRepository {
-
-}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/BlogUseCase.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/BlogUseCase.kt
new file mode 100644
index 0000000..a5c6e14
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/BlogUseCase.kt
@@ -0,0 +1,21 @@
+package com.ericampire.android.androidstudycase.domain.usecase
+
+import com.ericampire.android.androidstudycase.domain.entity.Animator
+import com.ericampire.android.androidstudycase.domain.entity.Blog
+import com.ericampire.android.androidstudycase.domain.repository.AnimatorRepository
+import com.ericampire.android.androidstudycase.domain.repository.BlogRepository
+import com.ericampire.android.androidstudycase.util.IoDispatcher
+import com.ericampire.android.androidstudycase.util.Result
+import com.ericampire.android.androidstudycase.util.usecase.FlowUseCase
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class FindFeaturedBlogUseCase @Inject constructor(
+  private val repository: BlogRepository,
+  @IoDispatcher dispatcher: CoroutineDispatcher
+) : FlowUseCase<Unit, List<Blog>>(dispatcher) {
+  override fun execute(parameters: Unit): Flow<Result<List<Blog>>> {
+    return repository.findAll()
+  }
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/FindFeaturedAnimatorUseCase.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/FindFeaturedAnimatorUseCase.kt
new file mode 100644
index 0000000..1837d47
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/FindFeaturedAnimatorUseCase.kt
@@ -0,0 +1,19 @@
+package com.ericampire.android.androidstudycase.domain.usecase
+
+import com.ericampire.android.androidstudycase.domain.entity.Animator
+import com.ericampire.android.androidstudycase.domain.repository.AnimatorRepository
+import com.ericampire.android.androidstudycase.util.IoDispatcher
+import com.ericampire.android.androidstudycase.util.Result
+import com.ericampire.android.androidstudycase.util.usecase.FlowUseCase
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class FindFeaturedAnimatorUseCase @Inject constructor(
+  private val repository: AnimatorRepository,
+  @IoDispatcher dispatcher: CoroutineDispatcher
+) : FlowUseCase<Unit, List<Animator>>(dispatcher) {
+  override fun execute(parameters: Unit): Flow<Result<List<Animator>>> {
+    return repository.findAll()
+  }
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/LottieFileUseCase.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/LottieFileUseCase.kt
new file mode 100644
index 0000000..b422946
--- /dev/null
+++ b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/LottieFileUseCase.kt
@@ -0,0 +1,37 @@
+package com.ericampire.android.androidstudycase.domain.usecase
+
+import com.ericampire.android.androidstudycase.domain.entity.Lottiefile
+import com.ericampire.android.androidstudycase.domain.repository.LottieFileRepository
+import com.ericampire.android.androidstudycase.util.IoDispatcher
+import com.ericampire.android.androidstudycase.util.Result
+import com.ericampire.android.androidstudycase.util.usecase.FlowUseCase
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class FindRecentLottieFileUseCase @Inject constructor(
+  private val repository: LottieFileRepository,
+  @IoDispatcher dispatcher: CoroutineDispatcher
+) : FlowUseCase<Unit, List<Lottiefile>>(dispatcher) {
+  override fun execute(parameters: Unit): Flow<Result<List<Lottiefile>>> {
+    return repository.findRecent()
+  }
+}
+
+class FindPopularLottieFileUseCase @Inject constructor(
+  private val repository: LottieFileRepository,
+  @IoDispatcher dispatcher: CoroutineDispatcher
+) : FlowUseCase<Unit, List<Lottiefile>>(dispatcher) {
+  override fun execute(parameters: Unit): Flow<Result<List<Lottiefile>>> {
+    return repository.findPopular()
+  }
+}
+
+class FindFeaturedLottieFileUseCase @Inject constructor(
+  private val repository: LottieFileRepository,
+  @IoDispatcher dispatcher: CoroutineDispatcher
+) : FlowUseCase<Unit, List<Lottiefile>>(dispatcher) {
+  override fun execute(parameters: Unit): Flow<Result<List<Lottiefile>>> {
+    return repository.findFeatured()
+  }
+}
\ No newline at end of file
diff --git a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/UserUseCase.kt b/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/UserUseCase.kt
deleted file mode 100644
index 1254eb1..0000000
--- a/domain/src/main/java/com/ericampire/android/androidstudycase/domain/usecase/UserUseCase.kt
+++ /dev/null
@@ -1,2 +0,0 @@
-package com.ericampire.android.androidstudycase.domain.usecase
-