diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..73f69e0
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..30bab2a
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DiscordProjectSettings">
+    <option name="show" value="ASK" />
+    <option name="description" value="" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..f0bc489
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/niki.iml" filepath="$PROJECT_DIR$/.idea/niki.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/niki.iml b/.idea/niki.iml
new file mode 100644
index 0000000..5e764c4
--- /dev/null
+++ b/.idea/niki.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="Go" enabled="true" />
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/entity/piggy_bank/contract/piggy_bank_request_service.go b/entity/piggy_bank/contract/piggy_bank_request_service.go
new file mode 100644
index 0000000..194d02a
--- /dev/null
+++ b/entity/piggy_bank/contract/piggy_bank_request_service.go
@@ -0,0 +1,13 @@
+package contract
+
+import (
+	entityppigybank "niki/entity/piggy_bank/model"
+)
+
+type PiggyRequestBankRequestServices interface {
+	AddPiggyRequestBank([]entityppigybank.PiggyBankRequest) error
+	EditPiggyRequestBank(PiggyRequestID uint, PiggyRequestBankInput entityppigybank.PiggyBankRequest) error
+	DeletePiggyRequestBank(PiggyRequestID uint) error
+	GetAllPiggyRequestBank() ([]entityppigybank.PiggyBankRequest, error)
+	GetPiggyRequestBankByID(PiggyRequestBank uint) (entityppigybank.PiggyBankRequest, error)
+}
diff --git a/entity/piggy_bank/contract/piggy_bank_service.go b/entity/piggy_bank/contract/piggy_bank_service.go
new file mode 100644
index 0000000..236f9e8
--- /dev/null
+++ b/entity/piggy_bank/contract/piggy_bank_service.go
@@ -0,0 +1,11 @@
+package contract
+
+import entityppigybank "niki/entity/piggy_bank/model"
+
+type PiggyBankServices interface {
+	AddPiggyBank([]entityppigybank.PiggyBank) error
+	EditPiggyBank(piggyID uint, piggyBankInput entityppigybank.PiggyBank) error
+	DeletePiggyBank(piggyID uint) error
+	GetAllPiggyBank() ([]entityppigybank.PiggyBankRequest, error)
+	GetPiggyBankByID(piggyBank uint) (entityppigybank.PiggyBank, error)
+}
diff --git a/entity/piggy_bank/model/piggy_bank.go b/entity/piggy_bank/model/piggy_bank.go
new file mode 100644
index 0000000..94525c1
--- /dev/null
+++ b/entity/piggy_bank/model/piggy_bank.go
@@ -0,0 +1,13 @@
+package entityppigybank
+
+import "time"
+
+type (
+	PiggyBank struct {
+		ID              uint
+		TotalAmount     uint
+		SerialNumber    string
+		Status          uint
+		StatusChangedAt *time.Time
+	}
+)
diff --git a/entity/piggy_bank/model/piggy_bank_request.go b/entity/piggy_bank/model/piggy_bank_request.go
new file mode 100644
index 0000000..e52c6cd
--- /dev/null
+++ b/entity/piggy_bank/model/piggy_bank_request.go
@@ -0,0 +1,12 @@
+package entityppigybank
+
+type (
+	PiggyBankRequest struct {
+		ID             uint
+		TypeId         uint
+		CountRequested uint
+		CountAccepted  uint
+		BenefactorID   uint
+		Description    string
+	}
+)
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..0499f74
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module https://git.gocasts.ir/ebhomengo/niki
+
+go 1.19
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..c6217af
--- /dev/null
+++ b/main.go
@@ -0,0 +1,5 @@
+package niki
+
+func main() {
+
+}
diff --git a/service/piggy_bank/init.go b/service/piggy_bank/init.go
new file mode 100644
index 0000000..17da363
--- /dev/null
+++ b/service/piggy_bank/init.go
@@ -0,0 +1,3 @@
+package piggy_bank
+
+