diff --git a/README.md b/README.md
index 615e2c8..70984ab 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,13 @@
 # backend-protobuf
 
-Definitions of protobufs used in Beep backend
+Definitions of [protobufs](https://developers.google.com/protocol-buffers) used in Beep backend.
+
+### Bite (bite.proto)
+
+```proto
+message Bite {
+  bytes key = 1;
+  uint64 start = 2;
+  bytes data = 3;
+}
+```
diff --git a/bite.pb.go b/bite.pb.go
new file mode 100644
index 0000000..cdc67b5
--- /dev/null
+++ b/bite.pb.go
@@ -0,0 +1,93 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: bite.proto
+
+package main
+
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	math "math"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+type Bite struct {
+	Key                  []byte   `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
+	Start                uint64   `protobuf:"varint,2,opt,name=start,proto3" json:"start,omitempty"`
+	Data                 []byte   `protobuf:"bytes,3,opt,name=data,proto3" json:"data,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *Bite) Reset()         { *m = Bite{} }
+func (m *Bite) String() string { return proto.CompactTextString(m) }
+func (*Bite) ProtoMessage()    {}
+func (*Bite) Descriptor() ([]byte, []int) {
+	return fileDescriptor_e1ec993646b17549, []int{0}
+}
+
+func (m *Bite) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Bite.Unmarshal(m, b)
+}
+func (m *Bite) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Bite.Marshal(b, m, deterministic)
+}
+func (m *Bite) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Bite.Merge(m, src)
+}
+func (m *Bite) XXX_Size() int {
+	return xxx_messageInfo_Bite.Size(m)
+}
+func (m *Bite) XXX_DiscardUnknown() {
+	xxx_messageInfo_Bite.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Bite proto.InternalMessageInfo
+
+func (m *Bite) GetKey() []byte {
+	if m != nil {
+		return m.Key
+	}
+	return nil
+}
+
+func (m *Bite) GetStart() uint64 {
+	if m != nil {
+		return m.Start
+	}
+	return 0
+}
+
+func (m *Bite) GetData() []byte {
+	if m != nil {
+		return m.Data
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterType((*Bite)(nil), "main.Bite")
+}
+
+func init() { proto.RegisterFile("bite.proto", fileDescriptor_e1ec993646b17549) }
+
+var fileDescriptor_e1ec993646b17549 = []byte{
+	// 102 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x4a, 0xca, 0x2c, 0x49,
+	0xd5, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0xc9, 0x4d, 0xcc, 0xcc, 0x53, 0x72, 0xe2, 0x62,
+	0x71, 0xca, 0x2c, 0x49, 0x15, 0x12, 0xe0, 0x62, 0xce, 0x4e, 0xad, 0x94, 0x60, 0x54, 0x60, 0xd4,
+	0xe0, 0x09, 0x02, 0x31, 0x85, 0x44, 0xb8, 0x58, 0x8b, 0x4b, 0x12, 0x8b, 0x4a, 0x24, 0x98, 0x14,
+	0x18, 0x35, 0x58, 0x82, 0x20, 0x1c, 0x21, 0x21, 0x2e, 0x96, 0x94, 0xc4, 0x92, 0x44, 0x09, 0x66,
+	0xb0, 0x42, 0x30, 0x3b, 0x89, 0x0d, 0x6c, 0xa0, 0x31, 0x20, 0x00, 0x00, 0xff, 0xff, 0xa3, 0xe1,
+	0xe5, 0xfe, 0x5e, 0x00, 0x00, 0x00,
+}
diff --git a/bite.proto b/bite.proto
new file mode 100644
index 0000000..7c4523c
--- /dev/null
+++ b/bite.proto
@@ -0,0 +1,8 @@
+syntax = "proto3";
+package main;
+
+message Bite {
+  bytes key = 1;
+  uint64 start = 2;
+  bytes data = 3;
+}