diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c18dd8d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__/
diff --git a/CoinTrader.pyproj b/CoinTrader.pyproj
new file mode 100644
index 0000000..a4733e8
--- /dev/null
+++ b/CoinTrader.pyproj
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{b3dc52bc-017a-4af1-a886-71d83ac4fa61}</ProjectGuid>
+    <ProjectHome />
+    <StartupFile>main.py</StartupFile>
+    <SearchPath />
+    <WorkingDirectory>.</WorkingDirectory>
+    <OutputPath>.</OutputPath>
+    <ProjectTypeGuids>{888888a0-9f3d-457c-b088-3a5042f75d52}</ProjectTypeGuids>
+    <LaunchProvider>Standard Python launcher</LaunchProvider>
+    <InterpreterId />
+    <InterpreterVersion />
+    <IsWindowsApplication>True</IsWindowsApplication>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)' == 'Debug'" />
+  <PropertyGroup Condition="'$(Configuration)' == 'Release'" />
+  <PropertyGroup>
+    <VisualStudioVersion Condition=" '$(VisualStudioVersion)' == '' ">10.0</VisualStudioVersion>
+    <PtvsTargetsFile>$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\Python Tools\Microsoft.PythonTools.targets</PtvsTargetsFile>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="api_test.py" />
+    <Compile Include="data_manager.py" />
+    <Compile Include="main.py" />
+    <Compile Include="xcoin_api_client.py" />
+  </ItemGroup>
+  <Import Project="$(PtvsTargetsFile)" Condition="Exists($(PtvsTargetsFile))" />
+  <Import Project="$(MSBuildToolsPath)\Microsoft.Common.targets" Condition="!Exists($(PtvsTargetsFile))" />
+</Project>
\ No newline at end of file
diff --git a/data_manager.py b/data_manager.py
new file mode 100644
index 0000000..4b7d01c
--- /dev/null
+++ b/data_manager.py
@@ -0,0 +1,31 @@
+
+class Transaction:
+	def __init__(self):
+		self.time = None
+		self.price = None
+		self.unit = 0
+		self.type = None
+
+	def __init__(self, item):
+		self.time = item['transaction_date']
+		self.price = int(item['price'])
+		self.unit = float(item['units_traded'])
+		self.type = item['type']
+
+	def __str__(self, **kwargs):
+		return '[{}] {} {}'.format(self.time, self.type, self.price)
+
+
+class DataMgr:
+	def __init__(self):
+		self.transactions = {}
+
+	def insert(self, item):
+		transactions_new = {}
+		tr = Transaction(item)
+		if tr.time in self.transactions:
+			return False
+
+		self.transactions[tr.time] = tr
+		print(tr)
+		return True
diff --git a/datamgr.py b/datamgr.py
deleted file mode 100644
index f2e52a8..0000000
--- a/datamgr.py
+++ /dev/null
@@ -1,12 +0,0 @@
-
-class Tick:
-	def __init__(self):
-		self.time = None
-		self.price = None
-
-
-class DataMgr:
-	def __init__(self):
-		self.tick_list = None
-
-	def insert(self, time, price, ask):
diff --git a/main.py b/main.py
index 7641e01..000bcc4 100644
--- a/main.py
+++ b/main.py
@@ -1,24 +1,56 @@
 from xcoin_api_client import *
 import sched
 import time
+import data_manager
+
 
 api_key = "api_connect_key"
 api_secret = "api_secret_key"
 api = XCoinAPI(api_key, api_secret)
 
+# public api
+#
+# /public/ticker
+# /public/recent_ticker
+# /public/orderbook
+# /public/recent_transactions
+#
+# private api
+#
+# endpoint		=> parameters
+# /info/current
+# /info/account
+# /info/balance
+# /info/wallet_address
+
+
 rgParams = {
 	"order_currency": "xrp",
 	"payment_currency": "KRW"
 }
 
 scheduler = sched.scheduler(time.time, time.sleep)
-timer_delay = 0.2
+timer_delay = 0.1
+
+def printTicker(result):
+	print("["+time.strftime("%H:%M:%S")+"]" + " status: " + result["status"] + " last: " + result["data"]["closing_price"])
+
+def printTransaction(result):
+	print("["+time.strftime("%H:%M:%S")+"]" + " status: " + result["status"])
+	for item in result['data']:
+		print('\t[' + item['transaction_date']+']' + item['type'] + ' ' + item['price']);
 
 
+datamgr = data_manager.DataMgr()
 def main(arg):
+	#result = api.xcoinApiCall("/public/ticker/" + rgParams["order_currency"], rgParams)
+	#if result is not None:
+	#	printTicker(result)
+
 	result = api.xcoinApiCall("/public/recent_transactions/" + rgParams["order_currency"], rgParams)
 	if result is not None:
-		print("["+time.strftime("%H:%M:%S")+"]" + " status: " + result["status"] + " last: " + result["data"]["closing_price"])
+		for item in reversed(result['data']):
+			datamgr.insert(item)
 
 	scheduler.enter(timer_delay, 1, main, (arg, ))