Parameters

from

string

REQUIRED

The caller's account address

contractAddress

string

REQUIRED

The address of the smart contract to call

method

string

REQUIRED

The name of the constant method to call on the contract

jsonString

string

REQUIRED

The parameters for the contract call in JSON format

Returns

transaction

object

The transaction object that will be sent to the network

raw_data

object

The raw transaction data

ref_block_bytes

string

The bytes of the previous block hash

ref_block_num

integer

The reference block number

ref_block_hash

string

The hash of the previous block

expiration

integer

The expiration time of the transaction

auths

array

Authorization information

data

string

Additional data associated with the transaction (not used)

contract

array

The details of the smart contracts involved in the transaction

type

string

The type of smart contract (enum: Transaction_Contract_ContractType)

parameter

object

The parameters of the smart contract function being called

value

string

The actual data of the contract

type_url

string

The type of data being represented by the parameter

provider

string

The provider of the contract

ContractName

string

The name of the contract

Permission_id

integer

The permission ID for the contract

scripts

string

Script data associated with the transaction (not used)

timestamp

integer

The timestamp of the transaction

fee_limit

integer

The maximum fee limit for the transaction

signature

array

The signatures associated with the transaction

ret

array

The results of the transaction execution

fee

integer

The fee paid for the transaction

ret

string

The result code of the transaction (enum: Transaction_ResultCode)

contractRet

string

The contract result of the transaction (enum: Transaction_ResultContractResult)

assetIssueID

string

The ID of the asset issued

withdraw_amount

integer

The amount withdrawn (if applicable)

unfreeze_amount

integer

The amount unfrozen (if applicable)

exchange_received_amount

integer

The amount received in exchange operation

exchange_inject_another_amount

integer

The amount injected in exchange operation

exchange_withdraw_another_amount

integer

The amount withdrawn in exchange operation

exchange_id

integer

The exchange ID (if applicable)

shielded_transaction_fee

integer

The fee for shielded transactions

orderId

string

The order ID (if applicable)

orderDetails

array

Details of market orders

makerOrderId

string

The ID of the maker order

takerOrderId

string

The ID of the taker order

fillSellQuantity

integer

The quantity filled on the sell side

fillBuyQuantity

integer

The quantity filled on the buy side

withdraw_expire_amount

integer

The expired withdrawal amount

cancelUnfreezeV2Amount

object

Mapping of canceled unfreeze V2 amounts

txid

string

The transaction ID (sha256 hash of transaction.rowdata)

constant_result

array

Results of constant function calls

result

object

The result of creating the transaction

result

boolean

Whether the transaction was created successfully

code

string

The result code

message

string

The result message

energy_used

integer

The amount of energy used

logs

array

The logs generated during transaction execution

address

string

The address that generated the log

topics

array

The topics of the log

data

string

The data contained in the log

internal_transactions

array

Internal transactions triggered by this transaction

hash

string

The hash of the internal transaction

caller_address

string

The address of the caller

transferTo_address

string

The address of the recipient

callValueInfo

array

Information about the call value

callValue

integer

The amount of TRX transferred

tokenId

string

The ID of the token transferred

note

string

Additional notes about the internal transaction

rejected

boolean

Whether the internal transaction was rejected

extra

string

Extra information about the internal transaction

energy_penalty

integer

The energy penalty incurred

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

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

20
var token = "YOUR_TOKEN"
21
var endpoint = "YOUR_ENDPOINT:50051"
22

23

24
type auth struct {
25
	token string
26
}
27

28
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
30
		"x-token": a.token,
31
	}, nil
32
}
33

34
func (a *auth) RequireTransportSecurity() bool {
35
	return false
36
}
37

38
func main() {
39
	opts := []grpc.DialOption{
40
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
41
		grpc.WithPerRPCCredentials(&auth{token}),
42
	}
43
	conn := client.NewGrpcClient(endpoint)
44
	if err := conn.Start(opts...); err != nil {
45
		panic(err)
46
	}
47
	defer conn.Conn.Close()
48

49
	ownerAddress := "YOUR_OWNER_ADDRESS"
50
	contractAddress := "CONTRACT_ADDRESS"
51
	method := "balanceOf(address)"
52
	
53
	// Example JSON parameters for the function call
54
	jsonParams := `{
55
		"params": [
56
			"TJRabPrwbZy45sbavfcjinPJC18kjpRTv8"
57
		]
58
	}`
59
	
60
	response, err := conn.TriggerConstantContract(
61
		ownerAddress,
62
		contractAddress,
63
		method,
64
		jsonParams,
65
	)
66
	if err != nil {
67
		fmt.Printf("Error calling TriggerConstantContract: %v\n", err)
68
		return
69
	}
70

71
	fmt.Println("TriggerConstantContract Response:")
72
	jsonData, err := json.MarshalIndent(response, "", "  ")
73
	if err != nil {
74
		fmt.Printf("Error marshaling to JSON: %v\n", err)
75
		return
76
	}
77

78
	fmt.Println(string(jsonData))
79
}

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

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

20
var token = "YOUR_TOKEN"
21
var endpoint = "YOUR_ENDPOINT:50051"
22

23

24
type auth struct {
25
	token string
26
}
27

28
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
30
		"x-token": a.token,
31
	}, nil
32
}
33

34
func (a *auth) RequireTransportSecurity() bool {
35
	return false
36
}
37

38
func main() {
39
	opts := []grpc.DialOption{
40
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
41
		grpc.WithPerRPCCredentials(&auth{token}),
42
	}
43
	conn := client.NewGrpcClient(endpoint)
44
	if err := conn.Start(opts...); err != nil {
45
		panic(err)
46
	}
47
	defer conn.Conn.Close()
48

49
	ownerAddress := "YOUR_OWNER_ADDRESS"
50
	contractAddress := "CONTRACT_ADDRESS"
51
	method := "balanceOf(address)"
52
	
53
	// Example JSON parameters for the function call
54
	jsonParams := `{
55
		"params": [
56
			"TJRabPrwbZy45sbavfcjinPJC18kjpRTv8"
57
		]
58
	}`
59
	
60
	response, err := conn.TriggerConstantContract(
61
		ownerAddress,
62
		contractAddress,
63
		method,
64
		jsonParams,
65
	)
66
	if err != nil {
67
		fmt.Printf("Error calling TriggerConstantContract: %v\n", err)
68
		return
69
	}
70

71
	fmt.Println("TriggerConstantContract Response:")
72
	jsonData, err := json.MarshalIndent(response, "", "  ")
73
	if err != nil {
74
		fmt.Printf("Error marshaling to JSON: %v\n", err)
75
		return
76
	}
77

78
	fmt.Println(string(jsonData))
79
}

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