diff --git a/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundle.java b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundle.java
new file mode 100644
index 00000000..ba388652
--- /dev/null
+++ b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundle.java
@@ -0,0 +1,64 @@
+// Code generated by Wire protocol buffer compiler, do not edit.
+// Source file: protos-repo/databundle.proto
+package org.microg.gms.wearable.databundle;
+
+import com.squareup.wire.Message;
+import com.squareup.wire.ProtoField;
+import java.util.Collections;
+import java.util.List;
+
+import static com.squareup.wire.Message.Label.REPEATED;
+
+public final class DataBundle extends Message {
+
+  public static final List<DataBundleEntry> DEFAULT_ENTRIES = Collections.emptyList();
+
+  @ProtoField(tag = 1, label = REPEATED, messageType = DataBundleEntry.class)
+  public final List<DataBundleEntry> entries;
+
+  public DataBundle(List<DataBundleEntry> entries) {
+    this.entries = immutableCopyOf(entries);
+  }
+
+  private DataBundle(Builder builder) {
+    this(builder.entries);
+    setBuilder(builder);
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    if (other == this) return true;
+    if (!(other instanceof DataBundle)) return false;
+    return equals(entries, ((DataBundle) other).entries);
+  }
+
+  @Override
+  public int hashCode() {
+    int result = hashCode;
+    return result != 0 ? result : (hashCode = entries != null ? entries.hashCode() : 1);
+  }
+
+  public static final class Builder extends Message.Builder<DataBundle> {
+
+    public List<DataBundleEntry> entries;
+
+    public Builder() {
+    }
+
+    public Builder(DataBundle message) {
+      super(message);
+      if (message == null) return;
+      this.entries = copyOf(message.entries);
+    }
+
+    public Builder entries(List<DataBundleEntry> entries) {
+      this.entries = checkForNulls(entries);
+      return this;
+    }
+
+    @Override
+    public DataBundle build() {
+      return new DataBundle(this);
+    }
+  }
+}
diff --git a/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleEntry.java b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleEntry.java
new file mode 100644
index 00000000..a5f52d38
--- /dev/null
+++ b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleEntry.java
@@ -0,0 +1,80 @@
+// Code generated by Wire protocol buffer compiler, do not edit.
+// Source file: protos-repo/databundle.proto
+package org.microg.gms.wearable.databundle;
+
+import com.squareup.wire.Message;
+import com.squareup.wire.ProtoField;
+
+import static com.squareup.wire.Message.Datatype.STRING;
+
+public final class DataBundleEntry extends Message {
+
+  public static final String DEFAULT_KEY = "";
+
+  @ProtoField(tag = 1, type = STRING)
+  public final String key;
+
+  @ProtoField(tag = 2)
+  public final DataBundleTypedValue typedValue;
+
+  public DataBundleEntry(String key, DataBundleTypedValue typedValue) {
+    this.key = key;
+    this.typedValue = typedValue;
+  }
+
+  private DataBundleEntry(Builder builder) {
+    this(builder.key, builder.typedValue);
+    setBuilder(builder);
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    if (other == this) return true;
+    if (!(other instanceof DataBundleEntry)) return false;
+    DataBundleEntry o = (DataBundleEntry) other;
+    return equals(key, o.key)
+        && equals(typedValue, o.typedValue);
+  }
+
+  @Override
+  public int hashCode() {
+    int result = hashCode;
+    if (result == 0) {
+      result = key != null ? key.hashCode() : 0;
+      result = result * 37 + (typedValue != null ? typedValue.hashCode() : 0);
+      hashCode = result;
+    }
+    return result;
+  }
+
+  public static final class Builder extends Message.Builder<DataBundleEntry> {
+
+    public String key;
+    public DataBundleTypedValue typedValue;
+
+    public Builder() {
+    }
+
+    public Builder(DataBundleEntry message) {
+      super(message);
+      if (message == null) return;
+      this.key = message.key;
+      this.typedValue = message.typedValue;
+    }
+
+    public Builder key(String key) {
+      this.key = key;
+      return this;
+    }
+
+    public Builder typedValue(DataBundleTypedValue typedValue) {
+      this.typedValue = typedValue;
+      return this;
+    }
+
+    @Override
+    public DataBundleEntry build() {
+      return new DataBundleEntry(this);
+    }
+  }
+}
diff --git a/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleTypedValue.java b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleTypedValue.java
new file mode 100644
index 00000000..9a7d08f6
--- /dev/null
+++ b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleTypedValue.java
@@ -0,0 +1,80 @@
+// Code generated by Wire protocol buffer compiler, do not edit.
+// Source file: protos-repo/databundle.proto
+package org.microg.gms.wearable.databundle;
+
+import com.squareup.wire.Message;
+import com.squareup.wire.ProtoField;
+
+import static com.squareup.wire.Message.Datatype.INT32;
+
+public final class DataBundleTypedValue extends Message {
+
+  public static final Integer DEFAULT_TYPE = 0;
+
+  @ProtoField(tag = 1, type = INT32)
+  public final Integer type;
+
+  @ProtoField(tag = 2)
+  public final DataBundleValue value;
+
+  public DataBundleTypedValue(Integer type, DataBundleValue value) {
+    this.type = type;
+    this.value = value;
+  }
+
+  private DataBundleTypedValue(Builder builder) {
+    this(builder.type, builder.value);
+    setBuilder(builder);
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    if (other == this) return true;
+    if (!(other instanceof DataBundleTypedValue)) return false;
+    DataBundleTypedValue o = (DataBundleTypedValue) other;
+    return equals(type, o.type)
+        && equals(value, o.value);
+  }
+
+  @Override
+  public int hashCode() {
+    int result = hashCode;
+    if (result == 0) {
+      result = type != null ? type.hashCode() : 0;
+      result = result * 37 + (value != null ? value.hashCode() : 0);
+      hashCode = result;
+    }
+    return result;
+  }
+
+  public static final class Builder extends Message.Builder<DataBundleTypedValue> {
+
+    public Integer type;
+    public DataBundleValue value;
+
+    public Builder() {
+    }
+
+    public Builder(DataBundleTypedValue message) {
+      super(message);
+      if (message == null) return;
+      this.type = message.type;
+      this.value = message.value;
+    }
+
+    public Builder type(Integer type) {
+      this.type = type;
+      return this;
+    }
+
+    public Builder value(DataBundleValue value) {
+      this.value = value;
+      return this;
+    }
+
+    @Override
+    public DataBundleTypedValue build() {
+      return new DataBundleTypedValue(this);
+    }
+  }
+}
diff --git a/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleValue.java b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleValue.java
new file mode 100644
index 00000000..81d97338
--- /dev/null
+++ b/play-services-core/src/main/protos-java/org/microg/gms/wearable/databundle/DataBundleValue.java
@@ -0,0 +1,259 @@
+// Code generated by Wire protocol buffer compiler, do not edit.
+// Source file: protos-repo/databundle.proto
+package org.microg.gms.wearable.databundle;
+
+import com.squareup.wire.Message;
+import com.squareup.wire.ProtoField;
+import java.util.Collections;
+import java.util.List;
+import okio.ByteString;
+
+import static com.squareup.wire.Message.Datatype.BOOL;
+import static com.squareup.wire.Message.Datatype.BYTES;
+import static com.squareup.wire.Message.Datatype.DOUBLE;
+import static com.squareup.wire.Message.Datatype.FLOAT;
+import static com.squareup.wire.Message.Datatype.INT32;
+import static com.squareup.wire.Message.Datatype.INT64;
+import static com.squareup.wire.Message.Datatype.STRING;
+import static com.squareup.wire.Message.Label.REPEATED;
+
+public final class DataBundleValue extends Message {
+
+  public static final ByteString DEFAULT_BYTEARRAY = ByteString.EMPTY;
+  public static final String DEFAULT_STRINGVAL = "";
+  public static final Double DEFAULT_DOUBLEVAL = 0D;
+  public static final Float DEFAULT_FLOATVAL = 0F;
+  public static final Long DEFAULT_LONGVAL = 0L;
+  public static final Integer DEFAULT_INTVAL = 0;
+  public static final Integer DEFAULT_BYTEVAL = 0;
+  public static final Boolean DEFAULT_BOOLEANVAL = false;
+  public static final List<DataBundleEntry> DEFAULT_MAP = Collections.emptyList();
+  public static final List<DataBundleTypedValue> DEFAULT_LIST = Collections.emptyList();
+  public static final List<String> DEFAULT_STRINGARRAY = Collections.emptyList();
+  public static final List<Long> DEFAULT_LONGARRAY = Collections.emptyList();
+  public static final Integer DEFAULT_LENGTH = 0;
+  public static final List<Float> DEFAULT_FLOATARRAY = Collections.emptyList();
+
+  @ProtoField(tag = 1, type = BYTES)
+  public final ByteString byteArray;
+
+  @ProtoField(tag = 2, type = STRING)
+  public final String stringVal;
+
+  @ProtoField(tag = 3, type = DOUBLE)
+  public final Double doubleVal;
+
+  @ProtoField(tag = 4, type = FLOAT)
+  public final Float floatVal;
+
+  @ProtoField(tag = 5, type = INT64)
+  public final Long longVal;
+
+  @ProtoField(tag = 6, type = INT32)
+  public final Integer intVal;
+
+  @ProtoField(tag = 7, type = INT32)
+  public final Integer byteVal;
+
+  @ProtoField(tag = 8, type = BOOL)
+  public final Boolean booleanVal;
+
+  @ProtoField(tag = 9, label = REPEATED, messageType = DataBundleEntry.class)
+  public final List<DataBundleEntry> map;
+
+  @ProtoField(tag = 10, label = REPEATED, messageType = DataBundleTypedValue.class)
+  public final List<DataBundleTypedValue> list;
+
+  @ProtoField(tag = 11, type = STRING, label = REPEATED)
+  public final List<String> stringArray;
+
+  @ProtoField(tag = 12, type = INT64, label = REPEATED)
+  public final List<Long> longArray;
+
+  @ProtoField(tag = 13, type = INT32)
+  public final Integer length;
+
+  @ProtoField(tag = 14, type = FLOAT, label = REPEATED)
+  public final List<Float> floatArray;
+
+  public DataBundleValue(ByteString byteArray, String stringVal, Double doubleVal, Float floatVal, Long longVal, Integer intVal, Integer byteVal, Boolean booleanVal, List<DataBundleEntry> map, List<DataBundleTypedValue> list, List<String> stringArray, List<Long> longArray, Integer length, List<Float> floatArray) {
+    this.byteArray = byteArray;
+    this.stringVal = stringVal;
+    this.doubleVal = doubleVal;
+    this.floatVal = floatVal;
+    this.longVal = longVal;
+    this.intVal = intVal;
+    this.byteVal = byteVal;
+    this.booleanVal = booleanVal;
+    this.map = immutableCopyOf(map);
+    this.list = immutableCopyOf(list);
+    this.stringArray = immutableCopyOf(stringArray);
+    this.longArray = immutableCopyOf(longArray);
+    this.length = length;
+    this.floatArray = immutableCopyOf(floatArray);
+  }
+
+  private DataBundleValue(Builder builder) {
+    this(builder.byteArray, builder.stringVal, builder.doubleVal, builder.floatVal, builder.longVal, builder.intVal, builder.byteVal, builder.booleanVal, builder.map, builder.list, builder.stringArray, builder.longArray, builder.length, builder.floatArray);
+    setBuilder(builder);
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    if (other == this) return true;
+    if (!(other instanceof DataBundleValue)) return false;
+    DataBundleValue o = (DataBundleValue) other;
+    return equals(byteArray, o.byteArray)
+        && equals(stringVal, o.stringVal)
+        && equals(doubleVal, o.doubleVal)
+        && equals(floatVal, o.floatVal)
+        && equals(longVal, o.longVal)
+        && equals(intVal, o.intVal)
+        && equals(byteVal, o.byteVal)
+        && equals(booleanVal, o.booleanVal)
+        && equals(map, o.map)
+        && equals(list, o.list)
+        && equals(stringArray, o.stringArray)
+        && equals(longArray, o.longArray)
+        && equals(length, o.length)
+        && equals(floatArray, o.floatArray);
+  }
+
+  @Override
+  public int hashCode() {
+    int result = hashCode;
+    if (result == 0) {
+      result = byteArray != null ? byteArray.hashCode() : 0;
+      result = result * 37 + (stringVal != null ? stringVal.hashCode() : 0);
+      result = result * 37 + (doubleVal != null ? doubleVal.hashCode() : 0);
+      result = result * 37 + (floatVal != null ? floatVal.hashCode() : 0);
+      result = result * 37 + (longVal != null ? longVal.hashCode() : 0);
+      result = result * 37 + (intVal != null ? intVal.hashCode() : 0);
+      result = result * 37 + (byteVal != null ? byteVal.hashCode() : 0);
+      result = result * 37 + (booleanVal != null ? booleanVal.hashCode() : 0);
+      result = result * 37 + (map != null ? map.hashCode() : 1);
+      result = result * 37 + (list != null ? list.hashCode() : 1);
+      result = result * 37 + (stringArray != null ? stringArray.hashCode() : 1);
+      result = result * 37 + (longArray != null ? longArray.hashCode() : 1);
+      result = result * 37 + (length != null ? length.hashCode() : 0);
+      result = result * 37 + (floatArray != null ? floatArray.hashCode() : 1);
+      hashCode = result;
+    }
+    return result;
+  }
+
+  public static final class Builder extends Message.Builder<DataBundleValue> {
+
+    public ByteString byteArray;
+    public String stringVal;
+    public Double doubleVal;
+    public Float floatVal;
+    public Long longVal;
+    public Integer intVal;
+    public Integer byteVal;
+    public Boolean booleanVal;
+    public List<DataBundleEntry> map;
+    public List<DataBundleTypedValue> list;
+    public List<String> stringArray;
+    public List<Long> longArray;
+    public Integer length;
+    public List<Float> floatArray;
+
+    public Builder() {
+    }
+
+    public Builder(DataBundleValue message) {
+      super(message);
+      if (message == null) return;
+      this.byteArray = message.byteArray;
+      this.stringVal = message.stringVal;
+      this.doubleVal = message.doubleVal;
+      this.floatVal = message.floatVal;
+      this.longVal = message.longVal;
+      this.intVal = message.intVal;
+      this.byteVal = message.byteVal;
+      this.booleanVal = message.booleanVal;
+      this.map = copyOf(message.map);
+      this.list = copyOf(message.list);
+      this.stringArray = copyOf(message.stringArray);
+      this.longArray = copyOf(message.longArray);
+      this.length = message.length;
+      this.floatArray = copyOf(message.floatArray);
+    }
+
+    public Builder byteArray(ByteString byteArray) {
+      this.byteArray = byteArray;
+      return this;
+    }
+
+    public Builder stringVal(String stringVal) {
+      this.stringVal = stringVal;
+      return this;
+    }
+
+    public Builder doubleVal(Double doubleVal) {
+      this.doubleVal = doubleVal;
+      return this;
+    }
+
+    public Builder floatVal(Float floatVal) {
+      this.floatVal = floatVal;
+      return this;
+    }
+
+    public Builder longVal(Long longVal) {
+      this.longVal = longVal;
+      return this;
+    }
+
+    public Builder intVal(Integer intVal) {
+      this.intVal = intVal;
+      return this;
+    }
+
+    public Builder byteVal(Integer byteVal) {
+      this.byteVal = byteVal;
+      return this;
+    }
+
+    public Builder booleanVal(Boolean booleanVal) {
+      this.booleanVal = booleanVal;
+      return this;
+    }
+
+    public Builder map(List<DataBundleEntry> map) {
+      this.map = checkForNulls(map);
+      return this;
+    }
+
+    public Builder list(List<DataBundleTypedValue> list) {
+      this.list = checkForNulls(list);
+      return this;
+    }
+
+    public Builder stringArray(List<String> stringArray) {
+      this.stringArray = checkForNulls(stringArray);
+      return this;
+    }
+
+    public Builder longArray(List<Long> longArray) {
+      this.longArray = checkForNulls(longArray);
+      return this;
+    }
+
+    public Builder length(Integer length) {
+      this.length = length;
+      return this;
+    }
+
+    public Builder floatArray(List<Float> floatArray) {
+      this.floatArray = checkForNulls(floatArray);
+      return this;
+    }
+
+    @Override
+    public DataBundleValue build() {
+      return new DataBundleValue(this);
+    }
+  }
+}
diff --git a/play-services-core/src/main/protos-repo/databundle.proto b/play-services-core/src/main/protos-repo/databundle.proto
new file mode 100644
index 00000000..031d4abc
--- /dev/null
+++ b/play-services-core/src/main/protos-repo/databundle.proto
@@ -0,0 +1,33 @@
+option java_package = "org.microg.gms.wearable.databundle";
+option java_outer_classname = "DataBundleProto";
+
+message DataBundle {
+    repeated DataBundleEntry entries = 1;
+}
+
+message DataBundleEntry {
+    optional string key = 1;
+    optional DataBundleTypedValue typedValue = 2;
+}
+
+message DataBundleTypedValue {
+    optional int32 type = 1;
+    optional DataBundleValue value = 2;
+}
+
+message DataBundleValue {
+    optional bytes byteArray = 1;
+    optional string stringVal = 2;
+    optional double doubleVal = 3;
+    optional float floatVal = 4;
+    optional int64 longVal = 5;
+    optional int32 intVal = 6;
+    optional int32 byteVal = 7;
+    optional bool booleanVal = 8;
+    repeated DataBundleEntry map = 9;
+    repeated DataBundleTypedValue list = 10;
+    repeated string stringArray = 11;
+    repeated int64 longArray = 12;
+    optional int32 length = 13;
+    repeated float floatArray = 14;
+}