diff --git a/nearby/tests/multidevices/clients/Android.bp b/nearby/tests/multidevices/clients/Android.bp
index e3c8bb1..9c1f3f5 100644
--- a/nearby/tests/multidevices/clients/Android.bp
+++ b/nearby/tests/multidevices/clients/Android.bp
@@ -18,16 +18,13 @@
 
 android_library {
     name: "NearbyMultiDevicesClientsLib",
-    srcs: [
-        "src/**/*.java",
-        "src/**/*.kt",
-    ],
+    srcs: ["src/**/*.kt"],
     sdk_version: "test_current",
     static_libs: [
         "MoblySnippetHelperLib",
         "NearbyFastPairProviderLib",
+        "NearbyFastPairSeekerSharedLib",
         "androidx.test.core",
-        "gson-prebuilt-jar",
         "kotlin-stdlib",
         "mobly-snippet-lib",
     ],
diff --git a/nearby/tests/multidevices/clients/AndroidManifest.xml b/nearby/tests/multidevices/clients/AndroidManifest.xml
index 9641756..39140af 100644
--- a/nearby/tests/multidevices/clients/AndroidManifest.xml
+++ b/nearby/tests/multidevices/clients/AndroidManifest.xml
@@ -37,28 +37,6 @@
             android:name="mobly-snippets"
             android:value="android.nearby.multidevices.fastpair.seeker.FastPairSeekerSnippet,
                            android.nearby.multidevices.fastpair.provider.FastPairProviderSimulatorSnippet" />
-
-        <!-- Fast Pair Data Provider Service which acts as an "overlay" to the
-             framework Fast Pair Data Provider. Only supported on Android T and later.
-             All overlays are protected from non-system access via WRITE_SECURE_SETTINGS.
-             Must stay in the same process as Nearby Discovery Service.
-        -->
-        <service
-            android:name=".fastpair.seeker.dataprovider.FastPairTestDataProviderService"
-            android:exported="true"
-            android:permission="android.permission.WRITE_SECURE_SETTINGS"
-            android:visibleToInstantApps="true">
-            <intent-filter>
-                <action android:name="android.nearby.action.FAST_PAIR_DATA_PROVIDER" />
-            </intent-filter>
-
-            <meta-data
-                android:name="instantapps.clients.allowed"
-                android:value="true" />
-            <meta-data
-                android:name="serviceVersion"
-                android:value="1" />
-        </service>
     </application>
 
     <instrumentation
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
index 522774c..54d4c67 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
@@ -17,11 +17,10 @@
 package android.nearby.multidevices.fastpair.seeker
 
 import android.content.Context
-import android.content.Intent
 import android.nearby.NearbyManager
 import android.nearby.ScanCallback
 import android.nearby.ScanRequest
-import android.nearby.multidevices.fastpair.seeker.dataprovider.FastPairTestDataCache
+import android.nearby.multidevices.fastpair.seeker.data.FastPairTestDataManager
 import androidx.test.core.app.ApplicationProvider
 import com.google.android.mobly.snippet.Snippet
 import com.google.android.mobly.snippet.rpc.AsyncRpc
@@ -32,6 +31,7 @@
 class FastPairSeekerSnippet : Snippet {
     private val appContext = ApplicationProvider.getApplicationContext<Context>()
     private val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+    private val fastPairTestDataManager = FastPairTestDataManager(appContext)
     private lateinit var scanCallback: ScanCallback
 
     /**
@@ -60,19 +60,6 @@
         nearbyManager.stopScan(scanCallback)
     }
 
-    /** Starts the Fast Pair seeker pairing. */
-    @Rpc(description = "Starts the Fast Pair seeker pairing.")
-    fun startPairing(modelId: String, address: String) {
-        Log.i("Starts the Fast Pair seeker pairing.")
-
-        val scanIntent = Intent().apply {
-            action = FAST_PAIR_MANAGER_ACTION_START_PAIRING
-            putExtra(FAST_PAIR_MANAGER_EXTRA_MODEL_ID, modelId.toByteArray())
-            putExtra(FAST_PAIR_MANAGER_EXTRA_ADDRESS, address)
-        }
-        appContext.sendBroadcast(scanIntent)
-    }
-
     /** Puts a model id to FastPairAntispoofKeyDeviceMetadata pair into test data cache.
      *
      * @param modelId a string of model id to be associated with.
@@ -81,7 +68,7 @@
     @Rpc(description = "Puts a model id to FastPairAntispoofKeyDeviceMetadata pair into test data cache.")
     fun putAntispoofKeyDeviceMetadata(modelId: String, json: String) {
         Log.i("Puts a model id to FastPairAntispoofKeyDeviceMetadata pair into test data cache.")
-        FastPairTestDataCache.putAntispoofKeyDeviceMetadata(modelId, json)
+        fastPairTestDataManager.sendAntispoofKeyDeviceMetadata(modelId, json)
     }
 
     /** Puts an array of FastPairAccountKeyDeviceMetadata into test data cache.
@@ -91,14 +78,14 @@
     @Rpc(description = "Puts an array of FastPairAccountKeyDeviceMetadata into test data cache.")
     fun putAccountKeyDeviceMetadata(json: String) {
         Log.i("Puts an array of FastPairAccountKeyDeviceMetadata into test data cache.")
-        FastPairTestDataCache.putAccountKeyDeviceMetadata(json)
+        fastPairTestDataManager.sendAccountKeyDeviceMetadata(json)
     }
 
     /** Dumps all FastPairAccountKeyDeviceMetadata from the test data cache. */
     @Rpc(description = "Dumps all FastPairAccountKeyDeviceMetadata from the test data cache.")
     fun dumpAccountKeyDeviceMetadata(): String {
         Log.i("Dumps all FastPairAccountKeyDeviceMetadata from the test data cache.")
-        return FastPairTestDataCache.dumpAccountKeyDeviceMetadata()
+        return fastPairTestDataManager.testDataCache.dumpAccountKeyDeviceMetadataListAsJson()
     }
 
     /** Invokes when the snippet runner shutting down. */
@@ -106,12 +93,6 @@
         super.shutdown()
 
         Log.i("Resets the Fast Pair test data cache.")
-        FastPairTestDataCache.reset()
-    }
-
-    companion object {
-        private const val FAST_PAIR_MANAGER_ACTION_START_PAIRING = "NEARBY_START_PAIRING"
-        private const val FAST_PAIR_MANAGER_EXTRA_MODEL_ID = "MODELID"
-        private const val FAST_PAIR_MANAGER_EXTRA_ADDRESS = "ADDRESS"
+        fastPairTestDataManager.sendResetCache()
     }
 }
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt
new file mode 100644
index 0000000..291aad8
--- /dev/null
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby.multidevices.fastpair.seeker.data
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.nearby.fastpair.seeker.*
+import android.util.Log
+
+/** Manage local FastPairTestDataCache and send to/sync from the remote cache in data provider. */
+class FastPairTestDataManager(private val context: Context) : BroadcastReceiver() {
+    val testDataCache = FastPairTestDataCache()
+
+    /** Puts a model id to FastPairAntispoofKeyDeviceMetadata pair into local and remote cache.
+     *
+     * @param modelId a string of model id to be associated with.
+     * @param json a string of FastPairAntispoofKeyDeviceMetadata JSON object.
+     */
+    fun sendAntispoofKeyDeviceMetadata(modelId: String, json: String) {
+        Intent().also { intent ->
+            intent.action = ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA
+            intent.putExtra(DATA_MODEL_ID_STRING_KEY, modelId)
+            intent.putExtra(DATA_JSON_STRING_KEY, json)
+            context.sendBroadcast(intent)
+        }
+        testDataCache.putAntispoofKeyDeviceMetadata(modelId, json)
+    }
+
+    /** Puts account key device metadata to local and remote cache.
+     *
+     * @param json a string of FastPairAccountKeyDeviceMetadata JSON array.
+     */
+    fun sendAccountKeyDeviceMetadata(json: String) {
+        Intent().also { intent ->
+            intent.action = ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA
+            intent.putExtra(DATA_JSON_STRING_KEY, json)
+            context.sendBroadcast(intent)
+        }
+        testDataCache.putAccountKeyDeviceMetadata(json)
+    }
+
+    /** Clears local and remote cache. */
+    fun sendResetCache() {
+        context.sendBroadcast(Intent(ACTION_RESET_TEST_DATA_CACHE))
+        testDataCache.reset()
+    }
+
+    /**
+     * Callback method for receiving Intent broadcast from FastPairTestDataProvider.
+     *
+     * See [BroadcastReceiver#onReceive].
+     *
+     * @param context the Context in which the receiver is running.
+     * @param intent the Intent being received.
+     */
+    override fun onReceive(context: Context, intent: Intent) {
+        when (intent.action) {
+            ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA -> {
+                Log.d(TAG, "ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA received!")
+                val json = intent.getStringExtra(DATA_JSON_STRING_KEY)!!
+                testDataCache.putAccountKeyDeviceMetadata(json)
+            }
+            else -> Log.d(TAG, "Unknown action received!")
+        }
+    }
+
+    companion object {
+        private const val TAG = "FastPairTestDataManager"
+    }
+}
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/Android.bp b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/Android.bp
new file mode 100644
index 0000000..a6d51ca
--- /dev/null
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/Android.bp
@@ -0,0 +1,46 @@
+// Copyright (C) 2022 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+android_library {
+    name: "NearbyFastPairSeekerSharedLib",
+    srcs: ["shared/**/*.kt"],
+    sdk_version: "test_current",
+    static_libs: [
+        "guava",
+        "gson-prebuilt-jar",
+    ],
+}
+
+android_library {
+    name: "NearbyFastPairSeekerDataProviderLib",
+    srcs: ["src/**/*.kt"],
+    sdk_version: "test_current",
+    static_libs: ["NearbyFastPairSeekerSharedLib"],
+}
+
+android_app {
+    name: "NearbyFastPairSeekerDataProvider",
+    sdk_version: "test_current",
+    certificate: "platform",
+    static_libs: ["NearbyFastPairSeekerDataProviderLib"],
+    optimize: {
+        enabled: true,
+        shrink: true,
+        proguard_flags_files: ["proguard.flags"],
+    },
+}
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/AndroidManifest.xml b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/AndroidManifest.xml
new file mode 100644
index 0000000..1d62f04
--- /dev/null
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/AndroidManifest.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2022 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="android.nearby.fastpair.seeker.dataprovider">
+
+    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
+
+    <application>
+        <!-- Fast Pair Data Provider Service which acts as an "overlay" to the
+             framework Fast Pair Data Provider. Only supported on Android T and later.
+             All overlays are protected from non-system access via WRITE_SECURE_SETTINGS.
+             Must stay in the same process as Nearby Discovery Service.
+        -->
+        <service
+            android:name=".FastPairTestDataProviderService"
+            android:exported="true"
+            android:permission="android.permission.WRITE_SECURE_SETTINGS"
+            android:visibleToInstantApps="true">
+            <intent-filter>
+                <action android:name="android.nearby.action.FAST_PAIR_DATA_PROVIDER" />
+            </intent-filter>
+
+            <meta-data
+                android:name="instantapps.clients.allowed"
+                android:value="true" />
+            <meta-data
+                android:name="serviceVersion"
+                android:value="1" />
+        </service>
+    </application>
+
+</manifest>
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/proguard.flags b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/proguard.flags
new file mode 100644
index 0000000..15debab
--- /dev/null
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/proguard.flags
@@ -0,0 +1,19 @@
+# Keep all receivers/service classes.
+-keep class android.nearby.fastpair.seeker.** {
+     *;
+}
+
+# Keep names for easy debugging.
+-dontobfuscate
+
+# Necessary to allow debugging.
+-keepattributes *
+
+# By default, proguard leaves all classes in their original package, which
+# needlessly repeats com.google.android.apps.etc.
+-repackageclasses ""
+
+# Allows proguard to make private and protected methods and fields public as
+# part of optimization. This lets proguard inline trivial getter/setter
+# methods.
+-allowaccessmodification
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/Constants.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/Constants.kt
new file mode 100644
index 0000000..6070140
--- /dev/null
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/Constants.kt
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby.fastpair.seeker
+
+const val FAKE_TEST_ACCOUNT_NAME = "nearby-mainline-fpseeker@google.com"
+
+const val ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA =
+    "android.nearby.fastpair.seeker.action.ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA"
+const val ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA =
+    "android.nearby.fastpair.seeker.action.ACCOUNT_KEY_DEVICE_METADATA"
+const val ACTION_RESET_TEST_DATA_CACHE = "android.nearby.fastpair.seeker.action.RESET"
+const val ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA =
+    "android.nearby.fastpair.seeker.action.WRITE_ACCOUNT_KEY_DEVICE_METADATA"
+
+const val DATA_JSON_STRING_KEY = "json"
+const val DATA_MODEL_ID_STRING_KEY = "modelId"
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataCache.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
similarity index 90%
rename from nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataCache.kt
rename to nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
index 3e9d6d3..80ca855 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataCache.kt
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package android.nearby.multidevices.fastpair.seeker.dataprovider
+package android.nearby.fastpair.seeker
 
 import android.nearby.FastPairAccountKeyDeviceMetadata
 import android.nearby.FastPairAntispoofKeyDeviceMetadata
@@ -25,30 +25,46 @@
 import com.google.gson.annotations.SerializedName
 
 /** Manage a cache of Fast Pair test data for testing. */
-object FastPairTestDataCache {
+class FastPairTestDataCache {
     private val gson = Gson()
-    val accountKeyDeviceMetadata = mutableListOf<FastPairAccountKeyDeviceMetadata>()
-    val antispoofKeyDeviceMetadataMap =
-        mutableMapOf<String, FastPairAntispoofKeyDeviceMetadata>()
+    private val accountKeyDeviceMetadataList = mutableListOf<FastPairAccountKeyDeviceMetadata>()
+    private val antispoofKeyDeviceMetadataDataMap =
+        mutableMapOf<String, FastPairAntispoofKeyDeviceMetadataData>()
 
     fun putAccountKeyDeviceMetadata(json: String) {
-        accountKeyDeviceMetadata +=
+        accountKeyDeviceMetadataList +=
             gson.fromJson(json, Array<FastPairAccountKeyDeviceMetadataData>::class.java)
                 .map { it.toFastPairAccountKeyDeviceMetadata() }
     }
 
-    fun dumpAccountKeyDeviceMetadata(): String =
-        gson.toJson(accountKeyDeviceMetadata.map { FastPairAccountKeyDeviceMetadataData(it) })
-
-    fun putAntispoofKeyDeviceMetadata(modelId: String, json: String) {
-        antispoofKeyDeviceMetadataMap[modelId] =
-            gson.fromJson(json, FastPairAntispoofKeyDeviceMetadataData::class.java)
-                .toFastPairAntispoofKeyDeviceMetadata()
+    fun putAccountKeyDeviceMetadata(accountKeyDeviceMetadata: FastPairAccountKeyDeviceMetadata) {
+        accountKeyDeviceMetadataList += accountKeyDeviceMetadata
     }
 
+    fun getAccountKeyDeviceMetadataList(): List<FastPairAccountKeyDeviceMetadata> =
+        accountKeyDeviceMetadataList.toList()
+
+    fun dumpAccountKeyDeviceMetadataAsJson(metadata: FastPairAccountKeyDeviceMetadata): String =
+        gson.toJson(FastPairAccountKeyDeviceMetadataData(metadata))
+
+    fun dumpAccountKeyDeviceMetadataListAsJson(): String =
+        gson.toJson(accountKeyDeviceMetadataList.map { FastPairAccountKeyDeviceMetadataData(it) })
+
+    fun putAntispoofKeyDeviceMetadata(modelId: String, json: String) {
+        antispoofKeyDeviceMetadataDataMap[modelId] =
+            gson.fromJson(json, FastPairAntispoofKeyDeviceMetadataData::class.java)
+    }
+
+    fun getAntispoofKeyDeviceMetadata(modelId: String): FastPairAntispoofKeyDeviceMetadata? {
+        return antispoofKeyDeviceMetadataDataMap[modelId]?.toFastPairAntispoofKeyDeviceMetadata()
+    }
+
+    fun getFastPairDeviceMetadata(modelId: String): FastPairDeviceMetadata? =
+        antispoofKeyDeviceMetadataDataMap[modelId]?.deviceMeta?.toFastPairDeviceMetadata()
+
     fun reset() {
-        accountKeyDeviceMetadata.clear()
-        antispoofKeyDeviceMetadataMap.clear()
+        accountKeyDeviceMetadataList.clear()
+        antispoofKeyDeviceMetadataDataMap.clear()
     }
 
     data class FastPairAccountKeyDeviceMetadataData(
@@ -296,7 +312,8 @@
                 .build()
         }
     }
-
-    private fun String.base64Decode(): ByteArray = BaseEncoding.base64().decode(this)
-    private fun ByteArray.base64Encode(): String = BaseEncoding.base64().encode(this)
 }
+
+private fun String.base64Decode(): ByteArray = BaseEncoding.base64().decode(this)
+
+private fun ByteArray.base64Encode(): String = BaseEncoding.base64().encode(this)
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt
new file mode 100644
index 0000000..ffc02a0
--- /dev/null
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby.fastpair.seeker.data
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.nearby.FastPairAccountKeyDeviceMetadata
+import android.nearby.fastpair.seeker.*
+import android.util.Log
+
+/** Manage local FastPairTestDataCache and receive/update the remote cache in test snippet. */
+class FastPairTestDataManager(private val context: Context) : BroadcastReceiver() {
+    val testDataCache = FastPairTestDataCache()
+
+    /** Writes a FastPairAccountKeyDeviceMetadata into local and remote cache.
+     *
+     * @param accountKeyDeviceMetadata the FastPairAccountKeyDeviceMetadata to write.
+     */
+    fun writeAccountKeyDeviceMetadata(accountKeyDeviceMetadata: FastPairAccountKeyDeviceMetadata) {
+        testDataCache.putAccountKeyDeviceMetadata(accountKeyDeviceMetadata)
+
+        val json =
+            testDataCache.dumpAccountKeyDeviceMetadataAsJson(accountKeyDeviceMetadata)
+        Intent().also { intent ->
+            intent.action = ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA
+            intent.putExtra(DATA_JSON_STRING_KEY, json)
+            context.sendBroadcast(intent)
+        }
+    }
+
+    /**
+     * Callback method for receiving Intent broadcast from test snippet.
+     *
+     * See [BroadcastReceiver#onReceive].
+     *
+     * @param context the Context in which the receiver is running.
+     * @param intent the Intent being received.
+     */
+    override fun onReceive(context: Context, intent: Intent) {
+        when (intent.action) {
+            ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA -> {
+                Log.d(TAG, "ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA received!")
+                val modelId = intent.getStringExtra(DATA_MODEL_ID_STRING_KEY)!!
+                val json = intent.getStringExtra(DATA_JSON_STRING_KEY)!!
+                testDataCache.putAntispoofKeyDeviceMetadata(modelId, json)
+            }
+            ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA -> {
+                Log.d(TAG, "ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA received!")
+                val json = intent.getStringExtra(DATA_JSON_STRING_KEY)!!
+                testDataCache.putAccountKeyDeviceMetadata(json)
+            }
+            ACTION_RESET_TEST_DATA_CACHE -> {
+                Log.d(TAG, "ACTION_RESET_TEST_DATA_CACHE received!")
+                testDataCache.reset()
+            }
+            else -> Log.d(TAG, "Unknown action received!")
+        }
+    }
+
+    companion object {
+        private const val TAG = "FastPairTestDataManager"
+    }
+}
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
similarity index 75%
rename from nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
rename to nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
index f1a3863..cec0607 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
@@ -14,19 +14,39 @@
  * limitations under the License.
  */
 
-package android.nearby.multidevices.fastpair.seeker.dataprovider
+package android.nearby.fastpair.seeker.dataprovider
 
 import android.accounts.Account
-import android.content.Intent
+import android.content.IntentFilter
 import android.nearby.FastPairDataProviderService
 import android.nearby.FastPairEligibleAccount
-import android.os.IBinder
+import android.nearby.fastpair.seeker.*
+import android.nearby.fastpair.seeker.data.FastPairTestDataManager
 import android.util.Log
 
 /**
  * Fast Pair Test Data Provider Service entry point for platform overlay.
  */
 class FastPairTestDataProviderService : FastPairDataProviderService(TAG) {
+    private lateinit var testDataManager: FastPairTestDataManager
+
+    override fun onCreate() {
+        Log.d(TAG, "onCreate()")
+        testDataManager = FastPairTestDataManager(this)
+
+        val bondStateFilter = IntentFilter(ACTION_RESET_TEST_DATA_CACHE).apply {
+            addAction(ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA)
+            addAction(ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA)
+        }
+        registerReceiver(testDataManager, bondStateFilter)
+    }
+
+    override fun onDestroy() {
+        Log.d(TAG, "onDestroy()")
+        unregisterReceiver(testDataManager)
+
+        super.onDestroy()
+    }
 
     override fun onLoadFastPairAntispoofKeyDeviceMetadata(
         request: FastPairAntispoofKeyDeviceMetadataRequest,
@@ -36,10 +56,11 @@
         Log.d(TAG, "onLoadFastPairAntispoofKeyDeviceMetadata(modelId: $requestedModelId)")
 
         val fastPairAntispoofKeyDeviceMetadata =
-            FastPairTestDataCache.antispoofKeyDeviceMetadataMap[requestedModelId]
+            testDataManager.testDataCache.getAntispoofKeyDeviceMetadata(requestedModelId)
         if (fastPairAntispoofKeyDeviceMetadata != null) {
             callback.onFastPairAntispoofKeyDeviceMetadataReceived(fastPairAntispoofKeyDeviceMetadata)
         } else {
+            Log.d(TAG, "No metadata available for $requestedModelId!")
             callback.onError(ERROR_CODE_BAD_REQUEST, "No metadata available for $requestedModelId")
         }
     }
@@ -54,10 +75,10 @@
             TAG, "onLoadFastPairAccountDevicesMetadata(" +
                     "account: $requestedAccount, accountKeys:$requestedAccountKeys)"
         )
-        Log.d(TAG, FastPairTestDataCache.dumpAccountKeyDeviceMetadata())
+        Log.d(TAG, testDataManager.testDataCache.dumpAccountKeyDeviceMetadataListAsJson())
 
         callback.onFastPairAccountDevicesMetadataReceived(
-            FastPairTestDataCache.accountKeyDeviceMetadata
+            testDataManager.testDataCache.getAccountKeyDeviceMetadataList()
         )
     }
 
@@ -95,7 +116,7 @@
         Log.d(TAG, "requestedBleAddress: $requestedBleAddress,")
         Log.d(TAG, "requestedAccountKeyDeviceMetadata: $requestedAccountKeyDeviceMetadata)")
 
-        FastPairTestDataCache.accountKeyDeviceMetadata += requestedAccountKeyDeviceMetadata
+        testDataManager.writeAccountKeyDeviceMetadata(requestedAccountKeyDeviceMetadata)
 
         callback.onSuccess()
     }
@@ -104,7 +125,7 @@
         private const val TAG = "FastPairTestDataProviderService"
         private val ELIGIBLE_ACCOUNTS_TEST_CONSTANT = listOf(
             FastPairEligibleAccount.Builder()
-                .setAccount(Account("nearby-mainline-fpseeker@google.com", "FakeTestAccount"))
+                .setAccount(Account(FAKE_TEST_ACCOUNT_NAME, "FakeTestAccount"))
                 .setOptIn(true)
                 .build(),
         )
diff --git a/nearby/tests/multidevices/host/Android.bp b/nearby/tests/multidevices/host/Android.bp
index 533153a..8075bf2 100644
--- a/nearby/tests/multidevices/host/Android.bp
+++ b/nearby/tests/multidevices/host/Android.bp
@@ -30,12 +30,14 @@
         unit_test: false,
     },
     data: [
-        // Package the snippet with the Mobly test
+        // Package the snippet with the Mobly test.
         ":NearbyMultiDevicesClientsSnippets",
+        // Package the data provider with the Mobly test.
+        ":NearbyFastPairSeekerDataProvider",
     ],
 }
 
 python_library_host {
     name: "NearbyMultiDevicesHostHelper",
     srcs: ["test_helper/*.py"],
-}
\ No newline at end of file
+}
diff --git a/nearby/tests/multidevices/host/AndroidTest.xml b/nearby/tests/multidevices/host/AndroidTest.xml
index f8294f4..9453647 100644
--- a/nearby/tests/multidevices/host/AndroidTest.xml
+++ b/nearby/tests/multidevices/host/AndroidTest.xml
@@ -23,6 +23,7 @@
         -->
         <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
             <option name="test-file-name" value="NearbyMultiDevicesClientsSnippets.apk" />
+            <option name="test-file-name" value="NearbyFastPairSeekerDataProvider.apk" />
             <option name="check-min-sdk" value="true" />
         </target_preparer>
         <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">
@@ -42,6 +43,7 @@
     <device name="device2">
         <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
             <option name="test-file-name" value="NearbyMultiDevicesClientsSnippets.apk" />
+            <option name="test-file-name" value="NearbyFastPairSeekerDataProvider.apk" />
             <option name="check-min-sdk" value="true" />
         </target_preparer>
         <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">