diff --git a/go.mod b/go.mod
index 8a4847e..8a3f1b8 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,5 @@
 module git.bit5.ru/backend/push_common
 
 go 1.19
+
+require git.bit5.ru/backend/errors v1.0.0
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..203d7fc
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,2 @@
+git.bit5.ru/backend/errors v1.0.0 h1:WWJ0sly44q1HQjN01X75ZAGKZwwY5Ml+XVDXMjCkToA=
+git.bit5.ru/backend/errors v1.0.0/go.mod h1:75faRwsnpM0Se00/Bh7fysWQXV8oMjNJFQ6f7+r9k3Y=
diff --git a/push_common.go b/push_common.go
index d59ab23..a78bce3 100644
--- a/push_common.go
+++ b/push_common.go
@@ -1,5 +1,12 @@
 package push_common
 
+import (
+	"strconv"
+	"strings"
+
+	"git.bit5.ru/backend/errors"
+)
+
 type PushId uint32
 
 func (id PushId) String() string {
@@ -27,6 +34,60 @@ type PushPreview struct {
 
 //-----------------------------------------------------------------------------
 
+type PushDef struct {
+	MaxVersion   string         `json:"maxVersion"`
+	Platforms    []uint32       `json:"platforms"`
+	PlayersIds   []uint32       `json:"playersIds"`
+	Stime        uint32         `json:"stime"`
+	TextVariants []*TextVariant `json:"textVariants"`
+	ForTest      bool           `json:"forTest"`
+	ImageUrl     string         `json:"imageUrl"`
+}
+
+func (pushDef *PushDef) Validate() error {
+	if len(pushDef.TextVariants) == 0 {
+		return errors.New("No text variants")
+	}
+	return nil
+}
+
+func (pushDef *PushDef) Info() string {
+	var strs []string
+	if len(pushDef.Platforms) > 0 {
+		strs = append(strs, "Platforms: "+sliceUint32ToString(pushDef.Platforms, ","))
+	}
+	if len(pushDef.MaxVersion) > 0 {
+		strs = append(strs, "Max.ver: "+pushDef.MaxVersion)
+	}
+	if len(pushDef.PlayersIds) > 0 {
+		playersIdsStr := sliceUint32ToString(pushDef.PlayersIds, ",")
+		strs = append(strs, "Plr.ids: "+playersIdsStr)
+	}
+	return strings.Join(strs, "; ")
+}
+
+func sliceUint32ToString(nums []uint32, sep string) string {
+	strs := make([]string, 0, len(nums))
+	for _, num := range nums {
+		str := strconv.FormatUint(uint64(num), 10)
+		strs = append(strs, str)
+	}
+	return strings.Join(strs, sep)
+}
+
+//-----------------------------------------------------------------------------
+
+type IncomingPushInfo struct {
+	Id           int            `json:"id"`
+	MaxVersion   string         `json:"maxVersion"`
+	Platforms    []uint32       `json:"platforms"`
+	PlayersIds   []uint32       `json:"playersIds"`
+	TextVariants []*TextVariant `json:"textVariants"`
+	ImageUrl     string         `json:"imageUrl"`
+}
+
+//-----------------------------------------------------------------------------
+
 type TextVariant struct {
 	Lang    int    `json:"lang"`
 	Title   string `json:"title"`