diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..71b970a
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1 @@
+github: nanmu42
diff --git a/account.go b/account.go
index 5c20824..e6a9ac1 100644
--- a/account.go
+++ b/account.go
@@ -131,6 +131,30 @@ func (c *Client) ERC721Transfers(contractAddress, address *string, startBlock *i
 	return
 }
 
+// ERC1155Transfers get a list of "erc1155 - token transfer events" by
+// contract address and/or from/to address.
+//
+// leave undesired condition to nil.
+func (c *Client) ERC1155Transfers(contractAddress, address *string, startBlock *int, endBlock *int, page int, offset int, desc bool) (txs []ERC1155Transfer, err error) {
+	param := M{
+		"page":   page,
+		"offset": offset,
+	}
+	compose(param, "contractaddress", contractAddress)
+	compose(param, "address", address)
+	compose(param, "startblock", startBlock)
+	compose(param, "endblock", endBlock)
+
+	if desc {
+		param["sort"] = "desc"
+	} else {
+		param["sort"] = "asc"
+	}
+
+	err = c.call("account", "token1155tx", param, &txs)
+	return
+}
+
 // BlocksMinedByAddress gets list of blocks mined by address
 func (c *Client) BlocksMinedByAddress(address string, page int, offset int) (mined []MinedBlock, err error) {
 	param := M{
diff --git a/account_e2e_test.go b/account_e2e_test.go
index ac9094b..f7688e3 100644
--- a/account_e2e_test.go
+++ b/account_e2e_test.go
@@ -169,3 +169,21 @@ func TestClient_ERC721Transfers(t *testing.T) {
 		t.Errorf("got txs length %v, want %v", len(txs), wantLen)
 	}
 }
+
+func TestClient_ERC1155Transfers(t *testing.T) {
+	const (
+		wantLen = 1
+	)
+
+	var a, b = 128135633, 1802672
+	var contract, address = "0x3edf71a31b80Ff6a45Fdb0858eC54DE98dF047AA", "0x4b986EF20Bb83532911521FB4F6F5605122a0721"
+	txs, err := api.ERC1155Transfers(&contract, &address, &b, &a, 0, 0, true)
+	noError(t, err, "api.ERC721Transfers")
+
+	j, _ := json.MarshalIndent(txs, "", "  ")
+	fmt.Printf("%s\n", j)
+
+	if len(txs) != wantLen {
+		t.Errorf("got txs length %v, want %v", len(txs), wantLen)
+	}
+}
diff --git a/gas_tracker.go b/gas_tracker.go
new file mode 100644
index 0000000..02fe5ca
--- /dev/null
+++ b/gas_tracker.go
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2022 Avi Misra
+ *
+ * Use of this work is governed by a MIT License.
+ * You may find a license copy in project root.
+ */
+
+package etherscan
+
+import "time"
+
+// GasEstiamte gets estiamted confirmation time (in seconds) at the given gas price
+func (c *Client) GasEstimate(gasPrice int) (confirmationTimeInSec time.Duration, err error) {
+	params := M{"gasPrice": gasPrice}
+	var confTime string
+	err = c.call("gastracker", "gasestimate", params, &confTime)
+	if err != nil {
+		return
+	}
+	return time.ParseDuration(confTime + "s")
+}
+
+// GasOracle gets suggested gas prices (in Gwei)
+func (c *Client) GasOracle() (gasPrices GasPrices, err error) {
+	err = c.call("gastracker", "gasoracle", M{}, &gasPrices)
+	return
+}
diff --git a/gas_tracker_e2e_test.go b/gas_tracker_e2e_test.go
new file mode 100644
index 0000000..3905bc3
--- /dev/null
+++ b/gas_tracker_e2e_test.go
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2018 LI Zhennan
+ *
+ * Use of this work is governed by a MIT License.
+ * You may find a license copy in project root.
+ */
+
+package etherscan
+
+import (
+	"testing"
+)
+
+//GasEstiamte generates dynamic data. Best we can do is ensure all fields are populated
+func TestClient_GasEstimate(t *testing.T) {
+	_, err := api.GasEstimate(20000000)
+	noError(t, err, "api.GasEstimate")
+}
+
+//GasOracle generates dynamic data. Best we can do is ensure all fields are populated
+func TestClient_GasOracle(t *testing.T) {
+	gasPrice, err := api.GasOracle()
+	noError(t, err, "api.GasOrcale")
+
+	if 0 == len(gasPrice.GasUsedRatio) {
+		t.Errorf("gasPrice.GasUsedRatio empty")
+	}
+
+}
diff --git a/go.mod b/go.mod
index 3e16f01..5837de6 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/nanmu42/etherscan-api
 
 go 1.13
 
-require github.com/google/go-cmp v0.5.7 // indirect
+require github.com/google/go-cmp v0.5.7
diff --git a/go.sum b/go.sum
index a365b08..a6ca3a4 100644
--- a/go.sum
+++ b/go.sum
@@ -1,3 +1,4 @@
 github.com/google/go-cmp v0.5.7 h1:81/ik6ipDQS2aGcBfIN5dHDB36BwrStyeAQquSYCV4o=
 github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
diff --git a/response.go b/response.go
index e28007e..5c418cf 100644
--- a/response.go
+++ b/response.go
@@ -7,7 +7,12 @@
 
 package etherscan
 
-import "encoding/json"
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"strings"
+)
 
 // Envelope is the carrier of nearly every response
 type Envelope struct {
@@ -45,6 +50,8 @@ type NormalTx struct {
 	CumulativeGasUsed int     `json:"cumulativeGasUsed,string"`
 	GasUsed           int     `json:"gasUsed,string"`
 	Confirmations     int     `json:"confirmations,string"`
+	FunctionName      string  `json:"functionName"`
+	MethodId          string  `json:"methodId"`
 }
 
 // InternalTx holds info from internal tx query
@@ -111,6 +118,30 @@ type ERC721Transfer struct {
 	Confirmations     int     `json:"confirmations,string"`
 }
 
+// ERC1155Transfer holds info from ERC1155 token transfer event query
+type ERC1155Transfer struct {
+	BlockNumber       int     `json:"blockNumber,string"`
+	TimeStamp         Time    `json:"timeStamp"`
+	Hash              string  `json:"hash"`
+	Nonce             int     `json:"nonce,string"`
+	BlockHash         string  `json:"blockHash"`
+	From              string  `json:"from"`
+	ContractAddress   string  `json:"contractAddress"`
+	To                string  `json:"to"`
+	TokenID           *BigInt `json:"tokenID"`
+	TokenName         string  `json:"tokenName"`
+	TokenSymbol       string  `json:"tokenSymbol"`
+	TokenDecimal      uint8   `json:"tokenDecimal,string"`
+	TokenValue        uint8   `json:"tokenValue,string"`
+	TransactionIndex  int     `json:"transactionIndex,string"`
+	Gas               int     `json:"gas,string"`
+	GasPrice          *BigInt `json:"gasPrice"`
+	GasUsed           int     `json:"gasUsed,string"`
+	CumulativeGasUsed int     `json:"cumulativeGasUsed,string"`
+	Input             string  `json:"input"`
+	Confirmations     int     `json:"confirmations,string"`
+}
+
 // MinedBlock holds info from query for mined block by address
 type MinedBlock struct {
 	BlockNumber int     `json:"blockNumber,string"`
@@ -175,3 +206,65 @@ type Log struct {
 	Removed         bool     `json:"removed"`
 }
 
+// GasPrices holds info for Gas Oracle queries
+// Gas Prices are returned in Gwei
+type GasPrices struct {
+	LastBlock            int
+	SafeGasPrice         float64
+	ProposeGasPrice      float64
+	FastGasPrice         float64
+	SuggestBaseFeeInGwei float64   `json:"suggestBaseFee"`
+	GasUsedRatio         []float64 `json:"gasUsedRatio"`
+}
+
+func (gp *GasPrices) UnmarshalJSON(data []byte) error {
+	_gp := struct {
+		LastBlock            string
+		SafeGasPrice         string
+		ProposeGasPrice      string
+		FastGasPrice         string
+		SuggestBaseFeeInGwei string `json:"suggestBaseFee"`
+		GasUsedRatio         string `json:"gasUsedRatio"`
+	}{}
+
+	err := json.Unmarshal(data, &_gp)
+	if err != nil {
+		return err
+	}
+
+	gp.LastBlock, err = strconv.Atoi(_gp.LastBlock)
+	if err != nil {
+		return fmt.Errorf("Unable to convert LastBlock %s to int: %w", _gp.LastBlock, err)
+	}
+
+	gp.SafeGasPrice, err = strconv.ParseFloat(_gp.SafeGasPrice, 64)
+	if err != nil {
+		return fmt.Errorf("Unable to convert SafeGasPrice %s to float64: %w", _gp.SafeGasPrice, err)
+	}
+
+	gp.ProposeGasPrice, err = strconv.ParseFloat(_gp.ProposeGasPrice, 64)
+	if err != nil {
+		return fmt.Errorf("Unable to convert ProposeGasPrice %s to float64: %w", _gp.ProposeGasPrice, err)
+	}
+
+	gp.FastGasPrice, err = strconv.ParseFloat(_gp.FastGasPrice, 64)
+	if err != nil {
+		return fmt.Errorf("Unable to convert FastGasPrice %s to float64: %w", _gp.FastGasPrice, err)
+	}
+
+	gp.SuggestBaseFeeInGwei, err = strconv.ParseFloat(_gp.SuggestBaseFeeInGwei, 64)
+	if err != nil {
+		return fmt.Errorf("Unable to convert SuggestBaseFeeInGwei %s to float64: %w", _gp.SuggestBaseFeeInGwei, err)
+	}
+
+	gasRatios := strings.Split(_gp.GasUsedRatio, ",")
+	gp.GasUsedRatio = make([]float64, len(gasRatios))
+	for i, gasRatio := range gasRatios {
+		gp.GasUsedRatio[i], err = strconv.ParseFloat(gasRatio, 64)
+		if err != nil {
+			return fmt.Errorf("Unable to convert gasRatio %s to float64: %w", gasRatio, err)
+		}
+	}
+
+	return nil
+}