diff --git a/head.go b/head.go
new file mode 100644
index 0000000..9843b1e
--- /dev/null
+++ b/head.go
@@ -0,0 +1,24 @@
+package eosws
+
+import "time"
+
+func init()  {
+	RegisterIncomingMessage("head_info", HeadInfo{})
+	RegisterOutgoingMessage("get_head_info", GetHeadInfo{})
+}
+
+type HeadInfo struct {
+	CommonIn
+	Data struct{
+		LastIrreversibleBlockNum	uint32		`json:"last_irreversible_block_num"`
+		LastIrreversibleBlockId 	string		`json:"last_irreversible_block_id"`
+		HeadBlockNum				uint32 		`json:"head_block_num"`
+		HeadBlockID 				string 		`json:"head_block_id"`
+		HeadBlockTime				time.Time	`json:"head_block_time"`
+		HeadBlockProducer 			string 		`json:"head_block_producer"`
+	} `json:"data"`
+}
+
+type GetHeadInfo struct {
+	CommonOut
+}
\ No newline at end of file
diff --git a/mdl/v1/block.go b/mdl/v1/block.go
new file mode 100644
index 0000000..4a2ee58
--- /dev/null
+++ b/mdl/v1/block.go
@@ -0,0 +1,32 @@
+package mdl
+
+import (
+	"time"
+)
+
+type Block struct {
+	ID               string       `json:"id"`
+	Irreversible     bool         `json:"irreversible"`
+	Header           *BlockHeader `json:"header"`
+	TransactionCount int          `json:"transaction_count"`
+}
+
+type BlockHeader struct {
+	Timestamp        time.Time         `json:"timestamp"`
+	Producer         string            `json:"producer"`
+	Confirmed        uint16            `json:"confirmed"`
+	Previous         string            `json:"previous"`
+	TransactionMRoot string            `json:"transaction_mroot"`
+	ActionMRoot      string            `json:"action_mroot"`
+	ScheduleVersion  uint32            `json:"schedule_version"`
+	NewProducers     *ProducerSchedule `json:"new_producers" eos:"optional"`
+}
+
+type ProducerSchedule struct {
+	Version   uint32        `json:"version"`
+	Producers []ProducerKey `json:"producers"`
+}
+type ProducerKey struct {
+	AccountName     string `json:"producer_name"`
+	BlockSigningKey string `json:"block_signing_key"`
+}
diff --git a/mdl/v1/transaction.go b/mdl/v1/transaction.go
index ccd5a32..f84fead 100644
--- a/mdl/v1/transaction.go
+++ b/mdl/v1/transaction.go
@@ -3,7 +3,7 @@ package mdl
 import (
 	"encoding/json"
 
-	eos "github.com/eoscanada/eos-go"
+	"github.com/eoscanada/eos-go"
 	"github.com/eoscanada/eos-go/ecc"
 )
 
@@ -88,3 +88,8 @@ type ActionRef struct {
 	TrxID       string `json:"trx_id"`
 	ActionIndex int    `json:"action_index"`
 }
+
+type TransactionList struct {
+	NextCursor   string                  `json:"next_cursor"`
+	Transactions []*TransactionLifecycle `json:"transactions"`
+}
diff --git a/transaction.go b/transaction.go
new file mode 100644
index 0000000..0db5628
--- /dev/null
+++ b/transaction.go
@@ -0,0 +1,22 @@
+package eosws
+
+import "github.com/shrimpliu/eosws-go/mdl/v1"
+
+func init() {
+	RegisterOutgoingMessage("get_transaction_lifecycle", GetTrxLifecycle{})
+	RegisterIncomingMessage("transaction_lifecycle", TrxLifecycle{})
+}
+
+type GetTrxLifecycle struct {
+	CommonOut
+	Data struct{
+		ID 	string	`json:"id"`
+	}
+}
+
+type TrxLifecycle struct {
+	CommonIn
+	Data struct{
+		Lifecycle *mdl.TransactionLifecycle `json:"lifecycle"`
+	} `json:"data"`
+}
\ No newline at end of file