diff --git a/pkg/audit/result.go b/pkg/audit/result.go
new file mode 100644
index 0000000..c5af81a
--- /dev/null
+++ b/pkg/audit/result.go
@@ -0,0 +1,258 @@
+package audit
+
+import (
+	"github.com/nspcc-dev/neofs-api-go/pkg/container"
+	"github.com/nspcc-dev/neofs-api-go/pkg/object"
+	"github.com/nspcc-dev/neofs-api-go/v2/audit"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+)
+
+// Result represents v2-compatible data audit result.
+type Result audit.DataAuditResult
+
+// NewFromV2 wraps v2 DataAuditResult message to Result.
+func NewResultFromV2(aV2 *audit.DataAuditResult) *Result {
+	return (*Result)(aV2)
+}
+
+// New creates and initializes blank Result.
+func NewResult() *Result {
+	return NewResultFromV2(new(audit.DataAuditResult))
+}
+
+// ToV2 converts Result to v2 DataAuditResult message.
+func (r *Result) ToV2() *audit.DataAuditResult {
+	return (*audit.DataAuditResult)(r)
+}
+
+// Marshal marshals Result into a protobuf binary form.
+//
+// Buffer is allocated when the argument is empty.
+// Otherwise, the first buffer is used.
+func (r *Result) Marshal(b ...[]byte) ([]byte, error) {
+	var buf []byte
+	if len(b) > 0 {
+		buf = b[0]
+	}
+
+	return (*audit.DataAuditResult)(r).
+		StableMarshal(buf)
+}
+
+// Unmarshal unmarshals protobuf binary representation of Result.
+func (r *Result) Unmarshal(data []byte) error {
+	return (*audit.DataAuditResult)(r).
+		Unmarshal(data)
+}
+
+// MarshalJSON encodes Result to protobuf JSON format.
+func (r *Result) MarshalJSON() ([]byte, error) {
+	return (*audit.DataAuditResult)(r).
+		MarshalJSON()
+}
+
+// UnmarshalJSON decodes Result from protobuf JSON format.
+func (r *Result) UnmarshalJSON(data []byte) error {
+	return (*audit.DataAuditResult)(r).
+		UnmarshalJSON(data)
+}
+
+// AuditEpoch returns epoch number when the Data Audit was conducted.
+func (r *Result) AuditEpoch() uint64 {
+	return (*audit.DataAuditResult)(r).
+		GetAuditEpoch()
+}
+
+// SetAuditEpoch sets epoch number when the Data Audit was conducted.
+func (r *Result) SetAuditEpoch(epoch uint64) {
+	(*audit.DataAuditResult)(r).
+		SetAuditEpoch(epoch)
+}
+
+// ContainerID returns container under audit.
+func (r *Result) ContainerID() *container.ID {
+	return container.NewIDFromV2(
+		(*audit.DataAuditResult)(r).
+			GetContainerID(),
+	)
+}
+
+// SetContainerID sets container under audit.
+func (r *Result) SetContainerID(id *container.ID) {
+	(*audit.DataAuditResult)(r).
+		SetContainerID(id.ToV2())
+}
+
+// PublicKey returns public key of the auditing InnerRing node in a binary format.
+func (r *Result) PublicKey() []byte {
+	return (*audit.DataAuditResult)(r).
+		GetPublicKey()
+}
+
+// SetPublicKey sets public key of the auditing InnerRing node in a binary format.
+func (r *Result) SetPublicKey(key []byte) {
+	(*audit.DataAuditResult)(r).
+		SetPublicKey(key)
+}
+
+// PassSG returns list of Storage Groups that passed audit PoR stage.
+func (r *Result) PassSG() []*object.ID {
+	mV2 := (*audit.DataAuditResult)(r).
+		GetPassSG()
+
+	if mV2 == nil {
+		return nil
+	}
+
+	m := make([]*object.ID, len(mV2))
+
+	for i := range mV2 {
+		m[i] = object.NewIDFromV2(mV2[i])
+	}
+
+	return m
+}
+
+// SetPassSG sets list of Storage Groups that passed audit PoR stage.
+func (r *Result) SetPassSG(list []*object.ID) {
+	mV2 := (*audit.DataAuditResult)(r).
+		GetPassSG()
+
+	if list == nil {
+		mV2 = nil
+	} else {
+		ln := len(list)
+
+		if cap(mV2) >= ln {
+			mV2 = mV2[:0]
+		} else {
+			mV2 = make([]*refs.ObjectID, 0, ln)
+		}
+
+		for i := 0; i < ln; i++ {
+			mV2 = append(mV2, list[i].ToV2())
+		}
+	}
+
+	(*audit.DataAuditResult)(r).
+		SetPassSG(mV2)
+}
+
+// FailSG returns list of Storage Groups that failed audit PoR stage.
+func (r *Result) FailSG() []*object.ID {
+	mV2 := (*audit.DataAuditResult)(r).
+		GetFailSG()
+
+	if mV2 == nil {
+		return nil
+	}
+
+	m := make([]*object.ID, len(mV2))
+
+	for i := range mV2 {
+		m[i] = object.NewIDFromV2(mV2[i])
+	}
+
+	return m
+}
+
+// SetFailSG sets list of Storage Groups that failed audit PoR stage.
+func (r *Result) SetFailSG(list []*object.ID) {
+	mV2 := (*audit.DataAuditResult)(r).
+		GetFailSG()
+
+	if list == nil {
+		mV2 = nil
+	} else {
+		ln := len(list)
+
+		if cap(mV2) >= ln {
+			mV2 = mV2[:0]
+		} else {
+			mV2 = make([]*refs.ObjectID, 0, ln)
+		}
+
+		for i := 0; i < ln; i++ {
+			mV2 = append(mV2, list[i].ToV2())
+		}
+	}
+
+	(*audit.DataAuditResult)(r).
+		SetFailSG(mV2)
+}
+
+// Hit returns number of sampled objects under audit placed
+// in an optimal way according to the containers placement policy
+// when checking PoP.
+func (r *Result) Hit() uint32 {
+	return (*audit.DataAuditResult)(r).
+		GetHit()
+}
+
+// SetHit sets number of sampled objects under audit placed
+// in an optimal way according to the containers placement policy
+// when checking PoP.
+func (r *Result) SetHit(hit uint32) {
+	(*audit.DataAuditResult)(r).
+		SetHit(hit)
+}
+
+// Miss returns number of sampled objects under audit placed
+// in suboptimal way according to the containers placement policy,
+// but still at a satisfactory level when checking PoP.
+func (r *Result) Miss() uint32 {
+	return (*audit.DataAuditResult)(r).
+		GetMiss()
+}
+
+// SetMiss sets number of sampled objects under audit placed
+// in suboptimal way according to the containers placement policy,
+// but still at a satisfactory level when checking PoP.
+func (r *Result) SetMiss(miss uint32) {
+	(*audit.DataAuditResult)(r).
+		SetMiss(miss)
+}
+
+// Fail returns number of sampled objects under audit stored
+// in a way not confirming placement policy or not found at all
+// when checking PoP.
+func (r *Result) Fail() uint32 {
+	return (*audit.DataAuditResult)(r).
+		GetFail()
+}
+
+// SetFail sets number of sampled objects under audit stored
+// in a way not confirming placement policy or not found at all
+// when checking PoP.
+func (r *Result) SetFail(fail uint32) {
+	(*audit.DataAuditResult)(r).
+		SetFail(fail)
+}
+
+// PassNodes returns list of storage node public keys that
+// passed at least one PDP.
+func (r *Result) PassNodes() [][]byte {
+	return (*audit.DataAuditResult)(r).
+		GetPassNodes()
+}
+
+// SetPassNodes sets list of storage node public keys that
+// passed at least one PDP.
+func (r *Result) SetPassNodes(list [][]byte) {
+	(*audit.DataAuditResult)(r).
+		SetPassNodes(list)
+}
+
+// FailNodes returns list of storage node public keys that
+// failed at least one PDP.
+func (r *Result) FailNodes() [][]byte {
+	return (*audit.DataAuditResult)(r).
+		GetFailNodes()
+}
+
+// SetFailNodes sets list of storage node public keys that
+// failed at least one PDP.
+func (r *Result) SetFailNodes(list [][]byte) {
+	(*audit.DataAuditResult)(r).
+		SetFailNodes(list)
+}
diff --git a/pkg/audit/result_test.go b/pkg/audit/result_test.go
new file mode 100644
index 0000000..8f86037
--- /dev/null
+++ b/pkg/audit/result_test.go
@@ -0,0 +1,109 @@
+package audit_test
+
+import (
+	"crypto/rand"
+	"crypto/sha256"
+	"testing"
+
+	"github.com/nspcc-dev/neofs-api-go/pkg/audit"
+	"github.com/nspcc-dev/neofs-api-go/pkg/container"
+	"github.com/nspcc-dev/neofs-api-go/pkg/object"
+	"github.com/stretchr/testify/require"
+)
+
+func testSHA256() (cs [sha256.Size]byte) {
+	_, _ = rand.Read(cs[:])
+	return
+}
+
+func testCID() *container.ID {
+	cid := container.NewID()
+	cid.SetSHA256(testSHA256())
+
+	return cid
+}
+
+func testOID() *object.ID {
+	id := object.NewID()
+	id.SetSHA256(testSHA256())
+
+	return id
+}
+
+func TestResult(t *testing.T) {
+	r := audit.NewResult()
+
+	epoch := uint64(13)
+	r.SetAuditEpoch(epoch)
+	require.Equal(t, epoch, r.AuditEpoch())
+
+	cid := testCID()
+	r.SetContainerID(cid)
+	require.Equal(t, cid, r.ContainerID())
+
+	key := []byte{1, 2, 3}
+	r.SetPublicKey(key)
+	require.Equal(t, key, r.PublicKey())
+
+	passSG := []*object.ID{testOID(), testOID()}
+	r.SetPassSG(passSG)
+	require.Equal(t, passSG, r.PassSG())
+
+	failSG := []*object.ID{testOID(), testOID()}
+	r.SetFailSG(failSG)
+	require.Equal(t, failSG, r.FailSG())
+
+	hit := uint32(1)
+	r.SetHit(hit)
+	require.Equal(t, hit, r.Hit())
+
+	miss := uint32(2)
+	r.SetMiss(miss)
+	require.Equal(t, miss, r.Miss())
+
+	fail := uint32(3)
+	r.SetFail(fail)
+	require.Equal(t, fail, r.Fail())
+
+	passNodes := [][]byte{{1}, {2}}
+	r.SetPassNodes(passNodes)
+	require.Equal(t, passNodes, r.PassNodes())
+
+	failNodes := [][]byte{{3}, {4}}
+	r.SetFailNodes(failNodes)
+	require.Equal(t, failNodes, r.FailNodes())
+}
+
+func TestStorageGroupEncoding(t *testing.T) {
+	r := audit.NewResult()
+	r.SetAuditEpoch(13)
+	r.SetContainerID(testCID())
+	r.SetPublicKey([]byte{1, 2, 3})
+	r.SetPassSG([]*object.ID{testOID(), testOID()})
+	r.SetFailSG([]*object.ID{testOID(), testOID()})
+	r.SetHit(1)
+	r.SetMiss(2)
+	r.SetFail(3)
+	r.SetPassNodes([][]byte{{1}, {2}})
+	r.SetFailNodes([][]byte{{3}, {4}})
+
+	t.Run("binary", func(t *testing.T) {
+		data, err := r.Marshal()
+		require.NoError(t, err)
+
+		r2 := audit.NewResult()
+		require.NoError(t, r2.Unmarshal(data))
+
+		require.Equal(t, r, r2)
+	})
+
+	t.Run("json", func(t *testing.T) {
+		data, err := r.MarshalJSON()
+		require.NoError(t, err)
+
+		r2 := audit.NewResult()
+		require.NoError(t, r2.UnmarshalJSON(data))
+
+		require.Equal(t, r, r2)
+	})
+}
diff --git a/v2/audit/convert.go b/v2/audit/convert.go
new file mode 100644
index 0000000..40dcd3b
--- /dev/null
+++ b/v2/audit/convert.go
@@ -0,0 +1,76 @@
+package audit
+
+import (
+	audit "github.com/nspcc-dev/neofs-api-go/v2/audit/grpc"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+)
+
+// DataAuditResultToGRPCMessage converts unified DataAuditResult structure
+// into gRPC DataAuditResult message.
+func DataAuditResultToGRPCMessage(a *DataAuditResult) *audit.DataAuditResult {
+	if a == nil {
+		return nil
+	}
+
+	m := new(audit.DataAuditResult)
+
+	m.SetAuditEpoch(a.GetAuditEpoch())
+
+	m.SetContainerId(
+		refs.ContainerIDToGRPCMessage(a.GetContainerID()),
+	)
+
+	m.SetPublicKey(a.GetPublicKey())
+
+	m.SetPassSg(
+		refs.ObjectIDListToGRPCMessage(a.GetPassSG()),
+	)
+
+	m.SetFailSg(
+		refs.ObjectIDListToGRPCMessage(a.GetFailSG()),
+	)
+
+	m.SetHit(a.GetHit())
+	m.SetMiss(a.GetMiss())
+	m.SetFail(a.GetFail())
+
+	m.SetPassNodes(a.GetPassNodes())
+	m.SetFailNodes(a.GetFailNodes())
+
+	return m
+}
+
+// DataAuditResultFromGRPCMessage converts gRPC message DataAuditResult
+// into unified DataAuditResult structure.
+func DataAuditResultFromGRPCMessage(m *audit.DataAuditResult) *DataAuditResult {
+	if m == nil {
+		return nil
+	}
+
+	a := new(DataAuditResult)
+
+	a.SetAuditEpoch(m.GetAuditEpoch())
+
+	a.SetContainerID(
+		refs.ContainerIDFromGRPCMessage(m.GetContainerId()),
+	)
+
+	a.SetPublicKey(m.GetPublicKey())
+
+	a.SetPassSG(
+		refs.ObjectIDListFromGRPCMessage(m.GetPassSg()),
+	)
+
+	a.SetFailSG(
+		refs.ObjectIDListFromGRPCMessage(m.GetFailSg()),
+	)
+
+	a.SetHit(m.GetHit())
+	a.SetMiss(m.GetMiss())
+	a.SetFail(m.GetFail())
+
+	a.SetPassNodes(m.GetPassNodes())
+	a.SetFailNodes(m.GetFailNodes())
+
+	return a
+}
diff --git a/v2/audit/grpc/types.go b/v2/audit/grpc/types.go
new file mode 100644
index 0000000..7390d89
--- /dev/null
+++ b/v2/audit/grpc/types.go
@@ -0,0 +1,75 @@
+package audit
+
+import (
+	refs "github.com/nspcc-dev/neofs-api-go/v2/refs/grpc"
+)
+
+// SetAuditEpoch is an AuditEpoch field setter.
+func (x *DataAuditResult) SetAuditEpoch(v uint64) {
+	if x != nil {
+		x.AuditEpoch = v
+	}
+}
+
+// SetContainerId is a ContainerId field setter.
+func (x *DataAuditResult) SetContainerId(v *refs.ContainerID) {
+	if x != nil {
+		x.ContainerId = v
+	}
+}
+
+// SetPublicKey is a PublicKey field setter.
+func (x *DataAuditResult) SetPublicKey(v []byte) {
+	if x != nil {
+		x.PublicKey = v
+	}
+}
+
+// SetPassSg is a PassSg field setter.
+func (x *DataAuditResult) SetPassSg(v []*refs.ObjectID) {
+	if x != nil {
+		x.PassSg = v
+	}
+}
+
+// SetFailSg is a FailSg field setter.
+func (x *DataAuditResult) SetFailSg(v []*refs.ObjectID) {
+	if x != nil {
+		x.FailSg = v
+	}
+}
+
+// SetHit is a Hit field setter.
+func (x *DataAuditResult) SetHit(v uint32) {
+	if x != nil {
+		x.Hit = v
+	}
+}
+
+// SetMiss is a Miss field setter.
+func (x *DataAuditResult) SetMiss(v uint32) {
+	if x != nil {
+		x.Miss = v
+	}
+}
+
+// SetFail is a Fail field setter.
+func (x *DataAuditResult) SetFail(v uint32) {
+	if x != nil {
+		x.Fail = v
+	}
+}
+
+// SetPassNodes is a PassNodes field setter.
+func (x *DataAuditResult) SetPassNodes(v [][]byte) {
+	if x != nil {
+		x.PassNodes = v
+	}
+}
+
+// SetFailNodes is a FailNodes field setter.
+func (x *DataAuditResult) SetFailNodes(v [][]byte) {
+	if x != nil {
+		x.FailNodes = v
+	}
+}
diff --git a/v2/audit/json.go b/v2/audit/json.go
new file mode 100644
index 0000000..80cb33a
--- /dev/null
+++ b/v2/audit/json.go
@@ -0,0 +1,26 @@
+package audit
+
+import (
+	audit "github.com/nspcc-dev/neofs-api-go/v2/audit/grpc"
+	"google.golang.org/protobuf/encoding/protojson"
+)
+
+func (a *DataAuditResult) MarshalJSON() ([]byte, error) {
+	return protojson.MarshalOptions{
+		EmitUnpopulated: true,
+	}.Marshal(
+		DataAuditResultToGRPCMessage(a),
+	)
+}
+
+func (a *DataAuditResult) UnmarshalJSON(data []byte) error {
+	msg := new(audit.DataAuditResult)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	*a = *DataAuditResultFromGRPCMessage(msg)
+
+	return nil
+}
diff --git a/v2/audit/json_test.go b/v2/audit/json_test.go
new file mode 100644
index 0000000..f1cae45
--- /dev/null
+++ b/v2/audit/json_test.go
@@ -0,0 +1,20 @@
+package audit_test
+
+import (
+	"testing"
+
+	"github.com/nspcc-dev/neofs-api-go/v2/audit"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDataAuditResultJSON(t *testing.T) {
+	a := generateDataAuditResult()
+
+	data, err := a.MarshalJSON()
+	require.NoError(t, err)
+
+	a2 := new(audit.DataAuditResult)
+	require.NoError(t, a2.UnmarshalJSON(data))
+
+	require.Equal(t, a, a2)
+}
diff --git a/v2/audit/marshal.go b/v2/audit/marshal.go
new file mode 100644
index 0000000..c0174c7
--- /dev/null
+++ b/v2/audit/marshal.go
@@ -0,0 +1,143 @@
+package audit
+
+import (
+	"github.com/nspcc-dev/neofs-api-go/util/proto"
+	audit "github.com/nspcc-dev/neofs-api-go/v2/audit/grpc"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+	goproto "google.golang.org/protobuf/proto"
+)
+
+const (
+	_ = iota
+	auditEpochFNum
+	cidFNum
+	pubKeyFNum
+	passSGFNum
+	failSGFNum
+	hitFNum
+	missFNum
+	failFNum
+	passNodesFNum
+	failNodesFNum
+)
+
+// StableMarshal marshals unified DataAuditResult structure into a protobuf
+// binary format without field order shuffle.
+func (a *DataAuditResult) StableMarshal(buf []byte) ([]byte, error) {
+	if a == nil {
+		return []byte{}, nil
+	}
+
+	if buf == nil {
+		buf = make([]byte, a.StableSize())
+	}
+
+	var (
+		offset, n int
+		err       error
+	)
+
+	n, err = proto.Fixed64Marshal(auditEpochFNum, buf[offset:], a.auditEpoch)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.NestedStructureMarshal(cidFNum, buf[offset:], a.cid)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.BytesMarshal(pubKeyFNum, buf[offset:], a.pubKey)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = refs.ObjectIDNestedListMarshal(passSGFNum, buf[offset:], a.passSG)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = refs.ObjectIDNestedListMarshal(failSGFNum, buf[offset:], a.failSG)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.UInt32Marshal(hitFNum, buf[offset:], a.hit)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.UInt32Marshal(missFNum, buf[offset:], a.miss)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.UInt32Marshal(failFNum, buf[offset:], a.fail)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.RepeatedBytesMarshal(passNodesFNum, buf[offset:], a.passNodes)
+	if err != nil {
+		return nil, err
+	}
+
+	offset += n
+
+	n, err = proto.RepeatedBytesMarshal(failNodesFNum, buf[offset:], a.failNodes)
+	if err != nil {
+		return nil, err
+	}
+
+	return buf, nil
+}
+
+// StableSize returns byte length of DataAuditResult structure
+// marshaled by StableMarshal function.
+func (a *DataAuditResult) StableSize() (size int) {
+	if a == nil {
+		return 0
+	}
+
+	size += proto.Fixed64Size(auditEpochFNum, a.auditEpoch)
+	size += proto.NestedStructureSize(cidFNum, a.cid)
+	size += proto.BytesSize(pubKeyFNum, a.pubKey)
+	size += refs.ObjectIDNestedListSize(passSGFNum, a.passSG)
+	size += refs.ObjectIDNestedListSize(failSGFNum, a.failSG)
+	size += proto.UInt32Size(hitFNum, a.hit)
+	size += proto.UInt32Size(missFNum, a.miss)
+	size += proto.UInt32Size(failFNum, a.fail)
+	size += proto.RepeatedBytesSize(passNodesFNum, a.passNodes)
+	size += proto.RepeatedBytesSize(failNodesFNum, a.failNodes)
+
+	return size
+}
+
+// Unmarshal unmarshals DataAuditResult structure from its protobuf
+// binary representation.
+func (a *DataAuditResult) Unmarshal(data []byte) error {
+	m := new(audit.DataAuditResult)
+	if err := goproto.Unmarshal(data, m); err != nil {
+		return err
+	}
+
+	*a = *DataAuditResultFromGRPCMessage(m)
+
+	return nil
+}
diff --git a/v2/audit/marshal_test.go b/v2/audit/marshal_test.go
new file mode 100644
index 0000000..bb80652
--- /dev/null
+++ b/v2/audit/marshal_test.go
@@ -0,0 +1,55 @@
+package audit_test
+
+import (
+	"testing"
+
+	"github.com/nspcc-dev/neofs-api-go/v2/audit"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDataAuditResult_StableMarshal(t *testing.T) {
+	from := generateDataAuditResult()
+
+	t.Run("non empty", func(t *testing.T) {
+		wire, err := from.StableMarshal(nil)
+		require.NoError(t, err)
+
+		to := new(audit.DataAuditResult)
+		require.NoError(t, to.Unmarshal(wire))
+
+		require.Equal(t, from, to)
+	})
+}
+
+func generateDataAuditResult() *audit.DataAuditResult {
+	a := new(audit.DataAuditResult)
+
+	oid1 := new(refs.ObjectID)
+	oid1.SetValue([]byte("Object ID 1"))
+
+	oid2 := new(refs.ObjectID)
+	oid2.SetValue([]byte("Object ID 2"))
+
+	cid := new(refs.ContainerID)
+	cid.SetValue([]byte("Container ID"))
+
+	a.SetAuditEpoch(13)
+	a.SetContainerID(cid)
+	a.SetPublicKey([]byte("Public key"))
+	a.SetPassSG([]*refs.ObjectID{oid1, oid2})
+	a.SetFailSG([]*refs.ObjectID{oid2, oid1})
+	a.SetHit(1)
+	a.SetMiss(2)
+	a.SetFail(3)
+	a.SetPassNodes([][]byte{
+		{1, 2},
+		{3, 4},
+	})
+	a.SetFailNodes([][]byte{
+		{5, 6},
+		{7, 8},
+	})
+
+	return a
+}
diff --git a/v2/audit/types.go b/v2/audit/types.go
new file mode 100644
index 0000000..97676e1
--- /dev/null
+++ b/v2/audit/types.go
@@ -0,0 +1,197 @@
+package audit
+
+import (
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+)
+
+// DataAuditResult is a unified structure of
+// DataAuditResult message from proto definition.
+type DataAuditResult struct {
+	auditEpoch uint64
+
+	hit, miss, fail uint32
+
+	cid *refs.ContainerID
+
+	pubKey []byte
+
+	passSG, failSG []*refs.ObjectID
+
+	failNodes, passNodes [][]byte
+}
+
+// GetAuditEpoch returns epoch number when the Data Audit was conducted.
+func (a *DataAuditResult) GetAuditEpoch() uint64 {
+	if a != nil {
+		return a.auditEpoch
+	}
+
+	return 0
+}
+
+// SetAuditEpoch sets epoch number when the Data Audit was conducted.
+func (a *DataAuditResult) SetAuditEpoch(v uint64) {
+	if a != nil {
+		a.auditEpoch = v
+	}
+}
+
+// GetContainerID returns container under audit.
+func (a *DataAuditResult) GetContainerID() *refs.ContainerID {
+	if a != nil {
+		return a.cid
+	}
+
+	return nil
+}
+
+// SetContainerID sets container under audit.
+func (a *DataAuditResult) SetContainerID(v *refs.ContainerID) {
+	if a != nil {
+		a.cid = v
+	}
+}
+
+// GetPublicKey returns public key of the auditing InnerRing node in a binary format.
+func (a *DataAuditResult) GetPublicKey() []byte {
+	if a != nil {
+		return a.pubKey
+	}
+
+	return nil
+}
+
+// SetPublicKey sets public key of the auditing InnerRing node in a binary format.
+func (a *DataAuditResult) SetPublicKey(v []byte) {
+	if a != nil {
+		a.pubKey = v
+	}
+}
+
+// GetPassSG returns list of Storage Groups that passed audit PoR stage.
+func (a *DataAuditResult) GetPassSG() []*refs.ObjectID {
+	if a != nil {
+		return a.passSG
+	}
+
+	return nil
+}
+
+// SetPassSG sets list of Storage Groups that passed audit PoR stage.
+func (a *DataAuditResult) SetPassSG(v []*refs.ObjectID) {
+	if a != nil {
+		a.passSG = v
+	}
+}
+
+// GetFailSG returns list of Storage Groups that failed audit PoR stage.
+func (a *DataAuditResult) GetFailSG() []*refs.ObjectID {
+	if a != nil {
+		return a.failSG
+	}
+
+	return nil
+}
+
+// SetFailSG sets list of Storage Groups that failed audit PoR stage.
+func (a *DataAuditResult) SetFailSG(v []*refs.ObjectID) {
+	if a != nil {
+		a.failSG = v
+	}
+}
+
+// GetHit returns number of sampled objects under audit placed
+// in an optimal way according to the containers placement policy
+// when checking PoP.
+func (a *DataAuditResult) GetHit() uint32 {
+	if a != nil {
+		return a.hit
+	}
+
+	return 0
+}
+
+// SetHit sets number of sampled objects under audit placed
+// in an optimal way according to the containers placement policy
+// when checking PoP.
+func (a *DataAuditResult) SetHit(v uint32) {
+	if a != nil {
+		a.hit = v
+	}
+}
+
+// GetMiss returns number of sampled objects under audit placed
+// in suboptimal way according to the containers placement policy,
+// but still at a satisfactory level when checking PoP.
+func (a *DataAuditResult) GetMiss() uint32 {
+	if a != nil {
+		return a.miss
+	}
+
+	return 0
+}
+
+// SetMiss sets number of sampled objects under audit placed
+// in suboptimal way according to the containers placement policy,
+// but still at a satisfactory level when checking PoP.
+func (a *DataAuditResult) SetMiss(v uint32) {
+	if a != nil {
+		a.miss = v
+	}
+}
+
+// GetFail returns number of sampled objects under audit stored
+// in a way not confirming placement policy or not found at all
+// when checking PoP.
+func (a *DataAuditResult) GetFail() uint32 {
+	if a != nil {
+		return a.fail
+	}
+
+	return 0
+}
+
+// SetFail sets number of sampled objects under audit stored
+// in a way not confirming placement policy or not found at all
+// when checking PoP.
+func (a *DataAuditResult) SetFail(v uint32) {
+	if a != nil {
+		a.fail = v
+	}
+}
+
+// GetPassNodes returns list of storage node public keys that
+// passed at least one PDP.
+func (a *DataAuditResult) GetPassNodes() [][]byte {
+	if a != nil {
+		return a.passNodes
+	}
+
+	return nil
+}
+
+// SetPassNodes sets list of storage node public keys that
+// passed at least one PDP.
+func (a *DataAuditResult) SetPassNodes(v [][]byte) {
+	if a != nil {
+		a.passNodes = v
+	}
+}
+
+// GetFailNodes returns list of storage node public keys that
+// failed at least one PDP.
+func (a *DataAuditResult) GetFailNodes() [][]byte {
+	if a != nil {
+		return a.failNodes
+	}
+
+	return nil
+}
+
+// SetFailNodes sets list of storage node public keys that
+// failed at least one PDP.
+func (a *DataAuditResult) SetFailNodes(v [][]byte) {
+	if a != nil {
+		a.failNodes = v
+	}
+}