GetCoinInfo gRPC Method

Parameters

coinType

string

REQUIRED

Returns

coinType

string

metadata

object

string

decimals

integer

name

string

symbol

string

description

string

iconUrl

string

metadataCapId

string

treasury

object

string

totalSupply

string

supplyState

string

regulatedMetadata

object

string

coinMetadataObject

string

denyCapObject

string

Request

grpcurl -proto ./sui/rpc/v2beta2/live_data_service.proto -H "x-token: abcde123456789" -d '{
  "coin_type": "0x2::sui::SUI"
}' docs-demo.sui-mainnet.quiknode.pro:9000 sui.rpc.v2beta2.LiveDataService/GetCoinInfo

package main

import (
	"context"
	"crypto/tls"
	"encoding/json"
	"fmt"
	"log"
	"time"

	"google.golang.org/grpc"
	"google.golang.org/grpc/credentials"
	"google.golang.org/protobuf/encoding/protojson"

	pb "sui-grpc/sui/rpc/v2beta2" // Your Generated .pb.go files path
)

// QuickNode endpoints consist of two crucial components: the endpoint name and the corresponding token
// For eg: QN Endpoint: https://docs-demo.sui-mainnet.quiknode.pro/abcde123456789
// endpoint will be: docs-demo.sui-mainnet.quiknode.pro:9000  {9000 is the port number for Sui gRPC}
// token will be : abcde123456789

var (
	token    = "YOUR_TOKEN_NUMBER"
	endpoint = "YOUR_QN_ENDPOINT:9000"
)

// Auth structure for x-token
type auth struct {
	token string
}

func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
	return map[string]string{"x-token": a.token}, nil
}
func (a *auth) RequireTransportSecurity() bool {
	return true
}

func main() {
	creds := credentials.NewTLS(&tls.Config{})
	opts := []grpc.DialOption{
		grpc.WithTransportCredentials(creds),
		grpc.WithPerRPCCredentials(&auth{token}),
	}

	conn, err := grpc.Dial(endpoint, opts...)
	if err != nil {
		log.Fatalf("Failed to connect: %v", err)
	}
	defer conn.Close()

	client := pb.NewLiveDataServiceClient(conn)

	coinType := "0x2::sui::SUI"

	// Build request with field mask
	req := &pb.GetCoinInfoRequest{
		CoinType: &coinType,
	}

	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()

	resp, err := client.GetCoinInfo(ctx, req)
	if err != nil {
		log.Fatalf("GetCoinInfo failed: %v", err)
	}

	// Pretty print the response
	marshaler := protojson.MarshalOptions{
		UseProtoNames:   true,
		EmitUnpopulated: true,
		Indent:          "  ",
	}

	jsonBytes, err := marshaler.Marshal(resp)
	if err != nil {
		log.Fatalf("Failed to marshal: %v", err)
	}

	var pretty map[string]interface{}
	if err := json.Unmarshal(jsonBytes, &pretty); err != nil {
		log.Fatalf("Failed to parse JSON: %v", err)
	}

	out, _ := json.MarshalIndent(pretty, "", "  ")
	fmt.Println(string(out))
}

import * as grpc from '@grpc/grpc-js';
import * as protoLoader from '@grpc/proto-loader';
import * as path from 'path';

// Configuration
const PROTO_PATH = path.join(__dirname, 'protos/proto/sui/rpc/v2beta2/live_data_service.proto');

// QuickNode endpoints consist of two crucial components: the endpoint name and the corresponding token
// For eg: QN Endpoint: https://docs-demo.sui-mainnet.quiknode.pro/abcde123456789
// endpoint will be: docs-demo.sui-mainnet.quiknode.pro:9000  {9000 is the port number for Sui gRPC}
// token will be : abcde123456789

const endpoint = 'docs-demo.sui-mainnet.quiknode.pro:9000';
const token = 'abcde123456789';

// Load protobuf definitions
const packageDefinition = protoLoader.loadSync(PROTO_PATH, {
  keepCase: true,
  longs: String,
  enums: String,
  defaults: true,
  oneofs: true,
  includeDirs: [path.join(__dirname, 'protos/proto')],
});

const proto = grpc.loadPackageDefinition(packageDefinition) as any;
const LiveDataService = proto.sui.rpc.v2beta2.LiveDataService;

// Create secure client
const client = new LiveDataService(endpoint, grpc.credentials.createSsl());

// Add token metadata
const metadata = new grpc.Metadata();
metadata.add('x-token', token);

// Request payload
const request = {
  coin_type: '0x2::sui::SUI',
};

// Perform gRPC call
client.GetCoinInfo(request, metadata, (err: grpc.ServiceError | null, response: any) => {
  if (err) {
    console.error('gRPC Error:', {
      code: err.code,
      message: err.message,
      details: err.details,
    });
  } else {
    console.log('GetCoinInfo Response:');
    console.log(JSON.stringify(response, null, 2));
  }
});

import grpc
import json
from google.protobuf.json_format import MessageToDict
from sui.rpc.v2beta2 import live_data_service_pb2, live_data_service_pb2_grpc


def get_coin_info():

    # QuickNode endpoints consist of two crucial components: the endpoint name and the corresponding token
    # For eg: QN Endpoint: https://docs-demo.sui-mainnet.quiknode.pro/abcde123456789
    # endpoint will be: docs-demo.sui-mainnet.quiknode.pro:9000  {9000 is the port number for Sui gRPC}
    # token will be : abcde123456789

    endpoint = 'docs-demo.sui-mainnet.quiknode.pro:9000';
    token = 'abcde123456789';

    channel = grpc.secure_channel(endpoint, grpc.ssl_channel_credentials())
    stub = live_data_service_pb2_grpc.LiveDataServiceStub(channel)

    coin_type = "0x2::sui::SUI"

    request = live_data_service_pb2.GetCoinInfoRequest(
        coin_type=coin_type
    )

    metadata = [("x-token", token)]

    return stub.GetCoinInfo(request, metadata=metadata)


def parse_response_to_json(response):
    return json.dumps(
        MessageToDict(response, preserving_proto_field_name=True),
        indent=2
    )


def main():
    try:
        response = get_coin_info()
        print(parse_response_to_json(response))
    except grpc.RpcError as e:
        print(f"{e.code().name}: {e.details()}")


if __name__ == "__main__":
    main()

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GetCoinInfo gRPC Method

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Parameters

Returns