diff --git a/candle.go b/candle.go
index 2ca2ac0..2e5b598 100644
--- a/candle.go
+++ b/candle.go
@@ -21,14 +21,14 @@ import (
 type Candle struct {
 	Id         string `json:"_id"`
 	core       *Core
-	InstID     string `json:"instId"`
+	InstID     string `json:"instID"`
 	Period     string `json:"period"`
 	Data       []interface{}
 	From       string    `json:"from"`
-	Timestamp  time.Time `json:""`
+	Timestamp  time.Time `json:"timeStamp"`
 	LastUpdate time.Time `json:"lastUpdate"`
 	Open       float64   `json:"open"`
-	High       float64   `json:"higth"`
+	High       float64   `json:"high"`
 	Low        float64   `json:"low"`
 	Close      float64   `json:"close"`
 	VolCcy     float64   `json:"volCcy"`
diff --git a/maX.go b/maX.go
index fef2c17..930b575 100644
--- a/maX.go
+++ b/maX.go
@@ -21,7 +21,7 @@ type MaX struct {
 	Id         string        `json:"_id"`
 	InstID     string        `json:"instID"`
 	Period     string        `json:"period"`
-	Timestamp  time.Time     `json:"timestamp"`
+	Timestamp  time.Time     `json:"timeStamp"`
 	LastUpdate time.Time     `json:"lastUpdate"`
 	KeyName    string        `json:"keyName"`
 	Data       []interface{} `json:"data"`