diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/CallbackQuery/CallbackQuery.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/CallbackQuery/CallbackQuery.kt
index c5b6685505..3ab043ed28 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/CallbackQuery/CallbackQuery.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/CallbackQuery/CallbackQuery.kt
@@ -1,11 +1,11 @@
 package dev.inmo.tgbotapi.types.CallbackQuery
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.CallbackQueryIdentifier
 import dev.inmo.tgbotapi.types.User
 
-sealed interface CallbackQuery {
+sealed interface CallbackQuery : FromUser {
     val id: CallbackQueryIdentifier
-    val user: User
     val chatInstance: String
 }
 
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/ChatMemberUpdated.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/ChatMemberUpdated.kt
index 856e113ac0..e4ce566f49 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/ChatMemberUpdated.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/ChatMemberUpdated.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.ChatMember.abstracts.ChatMember
 import dev.inmo.tgbotapi.types.chat.abstracts.Chat
 import kotlinx.serialization.SerialName
@@ -10,7 +11,7 @@ data class ChatMemberUpdated(
     @SerialName(chatField)
     val chat: Chat,
     @SerialName(fromField)
-    val user: User,
+    override val user: User,
     @SerialName(dateField)
     val date: TelegramDate,
     @SerialName(oldChatMemberField)
@@ -19,4 +20,4 @@ data class ChatMemberUpdated(
     val newChatMemberState: ChatMember,
     @SerialName(inviteLinkField)
     val inviteLink: ChatInviteLink? = null
-)
+) : FromUser
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/ChosenInlineResult/RawChosenInlineResult.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/ChosenInlineResult/RawChosenInlineResult.kt
index 4db078be40..3eb1c7c78e 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/ChosenInlineResult/RawChosenInlineResult.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/ChosenInlineResult/RawChosenInlineResult.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types.InlineQueries.ChosenInlineResult
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 import dev.inmo.tgbotapi.types.InlineQueries.abstracts.ChosenInlineResult
 import dev.inmo.tgbotapi.types.location.StaticLocation
@@ -11,14 +12,14 @@ internal data class RawChosenInlineResult(
     @SerialName(resultIdField)
     val resultId: InlineQueryIdentifier, //chosen temporary, can be changed
     @SerialName(fromField)
-    val user: User,
+    override val user: User,
     @SerialName(queryField)
     val query: String,
     @SerialName(locationField)
     val location: StaticLocation? = null,
     @SerialName(inlineMessageIdField)
     val inlineMessageId: InlineMessageIdentifier? = null
-) {
+) : FromUser {
     val asChosenInlineResult: ChosenInlineResult by lazy {
         location ?.let {
             LocationChosenInlineResult(resultId, user, location, inlineMessageId, query)
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/abstracts/ChosenInlineResult.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/abstracts/ChosenInlineResult.kt
index 1d98928768..51a55025a9 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/abstracts/ChosenInlineResult.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/InlineQueries/abstracts/ChosenInlineResult.kt
@@ -1,10 +1,10 @@
 package dev.inmo.tgbotapi.types.InlineQueries.abstracts
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 
-interface ChosenInlineResult {
+interface ChosenInlineResult : FromUser {
     val resultId: InlineQueryIdentifier //chosen temporary, can be changed
-    val user: User
     val inlineMessageId: InlineMessageIdentifier?
     val query: String
 }
\ No newline at end of file
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/games/GameHighScore.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/games/GameHighScore.kt
index 0d05b81f0e..c02ad3b67e 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/games/GameHighScore.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/games/GameHighScore.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types.games
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
@@ -9,7 +10,7 @@ data class GameHighScore (
     @SerialName(positionField)
     val position: Long,
     @SerialName(userField)
-    val user: User,
+    override val user: User,
     @SerialName(scoreField)
     val score: Long
-)
\ No newline at end of file
+) : FromUser
\ No newline at end of file
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/LeftChatMember.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/LeftChatMember.kt
index dfd71fe71a..859a87cdd1 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/LeftChatMember.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/LeftChatMember.kt
@@ -1,8 +1,9 @@
 package dev.inmo.tgbotapi.types.message.ChatEvents
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.User
 import dev.inmo.tgbotapi.types.message.ChatEvents.abstracts.CommonEvent
 
 data class LeftChatMember(
-    val user: User
-): CommonEvent
+    override val user: User
+): CommonEvent, FromUser
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/PreCheckoutQuery.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/PreCheckoutQuery.kt
index 742e184d96..dfdfe4a1a7 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/PreCheckoutQuery.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/PreCheckoutQuery.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types.payments
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 import dev.inmo.tgbotapi.types.payments.abstracts.*
 import kotlinx.serialization.SerialName
@@ -11,7 +12,7 @@ data class PreCheckoutQuery(
     @SerialName(idField)
     val id: PreCheckoutQueryId,
     @SerialName(fromField)
-    val user: User,
+    override val user: User,
     @SerialName(currencyField)
     override val currency: Currency,
     @SerialName(totalAmountField)
@@ -22,4 +23,4 @@ data class PreCheckoutQuery(
     val shippingOptionId: ShippingOptionIdentifier? = null,
     @SerialName(orderInfoField)
     val orderInfo: OrderInfo? = null
-) : Currencied, Amounted
+) : Currencied, Amounted, FromUser
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/ShippingQuery.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/ShippingQuery.kt
index dfa1735728..7821211bf6 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/ShippingQuery.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/payments/ShippingQuery.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types.payments
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
@@ -9,9 +10,9 @@ data class ShippingQuery(
     @SerialName(idField)
     val id: ShippingQueryIdentifier,
     @SerialName(fromField)
-    val user: User,
+    override val user: User,
     @SerialName(invoicePayloadField)
     val invoicePayload: InvoicePayload,
     @SerialName(shippingAddressField)
     val shippingAddress: ShippingAddress
-)
+) : FromUser
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/polls/PollAnswer.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/polls/PollAnswer.kt
index d0e32260af..c4ea74bfa0 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/polls/PollAnswer.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/polls/PollAnswer.kt
@@ -1,5 +1,6 @@
 package dev.inmo.tgbotapi.types.polls
 
+import dev.inmo.tgbotapi.CommonAbstracts.FromUser
 import dev.inmo.tgbotapi.types.*
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
@@ -9,7 +10,7 @@ data class PollAnswer(
     @SerialName(pollIdField)
     val pollId: PollIdentifier,
     @SerialName(userField)
-    val user: User,
+    override val user: User,
     @SerialName(optionIdsField)
     val chosen: List<Int>
-)
+) : FromUser