TRC20Call gRPC Method

Parameters

from

string

REQUIRED

contractAddress

string

REQUIRED

data

string

REQUIRED

constant

boolean

REQUIRED

feeLimit

integer

REQUIRED

Returns

transaction

object

raw_data

object

ref_block_bytes

string

ref_block_num

integer

ref_block_hash

string

expiration

integer

auths

array

data

string

contract

array

type

string

parameter

object

value

string

type_url

string

provider

string

ContractName

string

Permission_id

integer

scripts

string

timestamp

integer

fee_limit

integer

signature

array

ret

array

fee

integer

ret

string

contractRet

string

assetIssueID

string

withdraw_amount

integer

unfreeze_amount

integer

exchange_received_amount

integer

exchange_inject_another_amount

integer

exchange_withdraw_another_amount

integer

exchange_id

integer

shielded_transaction_fee

integer

orderId

string

orderDetails

array

makerOrderId

string

takerOrderId

string

fillSellQuantity

integer

fillBuyQuantity

integer

withdraw_expire_amount

integer

cancelUnfreezeV2Amount

object

txid

string

constant_result

array

result

object

result

boolean

code

string

message

string

energy_used

integer

logs

array

address

string

topics

array

data

string

internal_transactions

array

hash

string

caller_address

string

transferTo_address

string

callValueInfo

array

callValue

integer

tokenId

string

note

string

rejected

boolean

extra

string

energy_penalty

integer

Request

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"fmt"
7
    "encoding/json"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
15
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
16
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
17
// token will be : abcde123456789
18

19
var token = "YOUR_TOKEN"
20
var endpoint = "YOUR_ENDPOINT:50051"
21

22

23
type auth struct {
24
	token string
25
}
26

27
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
28
	return map[string]string{
29
		"x-token": a.token,
30
	}, nil
31
}
32

33
func (a *auth) RequireTransportSecurity() bool {
34
	return false
35
}
36

37
func main() {
38
	opts := []grpc.DialOption{
39
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
40
		grpc.WithPerRPCCredentials(&auth{token}),
41
	}
42
	conn := client.NewGrpcClient(endpoint)
43
	if err := conn.Start(opts...); err != nil {
44
		panic(err)
45
	}
46
	defer conn.Conn.Close()
47

48
	contractAddress := "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t"
49
	fromAddress := ""
50
	trc20Function := "0x18160ddd"
51
	isConstant := true
52
	feeLimit := int64(1000000000)
53

54
	txExt, err := conn.TRC20Call(fromAddress, contractAddress, trc20Function, isConstant, feeLimit)
55
	if err != nil {
56
		fmt.Printf("Error getting TRC20 property: %v\n", err)
57
		return
58
	}
59

60
	jsonPretty, _ := json.MarshalIndent(txExt, "", "  ")
61
	fmt.Printf("Response from TRC20Call:\n%s\n", string(jsonPretty))
62
}

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"fmt"
7
    "encoding/json"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
15
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
16
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
17
// token will be : abcde123456789
18

19
var token = "YOUR_TOKEN"
20
var endpoint = "YOUR_ENDPOINT:50051"
21

22

23
type auth struct {
24
	token string
25
}
26

27
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
28
	return map[string]string{
29
		"x-token": a.token,
30
	}, nil
31
}
32

33
func (a *auth) RequireTransportSecurity() bool {
34
	return false
35
}
36

37
func main() {
38
	opts := []grpc.DialOption{
39
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
40
		grpc.WithPerRPCCredentials(&auth{token}),
41
	}
42
	conn := client.NewGrpcClient(endpoint)
43
	if err := conn.Start(opts...); err != nil {
44
		panic(err)
45
	}
46
	defer conn.Conn.Close()
47

48
	contractAddress := "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t"
49
	fromAddress := ""
50
	trc20Function := "0x18160ddd"
51
	isConstant := true
52
	feeLimit := int64(1000000000)
53

54
	txExt, err := conn.TRC20Call(fromAddress, contractAddress, trc20Function, isConstant, feeLimit)
55
	if err != nil {
56
		fmt.Printf("Error getting TRC20 property: %v\n", err)
57
		return
58
	}
59

60
	jsonPretty, _ := json.MarshalIndent(txExt, "", "  ")
61
	fmt.Printf("Response from TRC20Call:\n%s\n", string(jsonPretty))
62
}

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TRC20Call gRPC Method

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Parameters

Returns