Parameters

chain_id

integer

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signer_address

string

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sequence

integer

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memo

string

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timeout_height

integer

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fee

object

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price

array

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denom

string

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amount

string

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gas

integer

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delegate_fee

boolean

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msgs

array

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eip712_wrapper

string

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Returns

data

string

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sequence

string

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sign_mode

string

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pub_key_type

string

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fee_payer

string

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fee_payer_sig

string

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Request

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"encoding/base64"
7
	"fmt"
8
	"log"
9
	"time"
10

11
	"google.golang.org/grpc"
12
	"google.golang.org/grpc/credentials"
13
	"google.golang.org/grpc/metadata"
14
	"google.golang.org/protobuf/encoding/protojson"
15

16
	pb "injective-indexer-grpc/pb/exchange"
17
)
18

19
const grpcEndpoint = "YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443"
20
const authToken = "YOUR_TOKEN"
21

22
func main() {
23
	creds := credentials.NewTLS(&tls.Config{MinVersion: tls.VersionTLS12})
24
	conn, err := grpc.Dial(grpcEndpoint, grpc.WithTransportCredentials(creds))
25
	if err != nil {
26
		log.Fatal(err)
27
	}
28
	defer conn.Close()
29

30
	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
31
	defer cancel()
32
	ctx = metadata.AppendToOutgoingContext(ctx, "x-token", authToken)
33

34
	client := pb.NewInjectiveExchangeRPCClient(conn)
35
	request := &pb.PrepareTxRequest{}
36
	messageJSON := `{"@type":"/cosmos.bank.v1beta1.MsgSend","from_address":"inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z","to_address":"inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z","amount":[{"denom":"inj","amount":"1"}]}`
37
	message := base64.StdEncoding.EncodeToString([]byte(messageJSON))
38
	requestJSON := fmt.Sprintf(`{"chain_id":"1","signer_address":"0xf22dccace9d0610334f32637100cad2934528f81","fee":{"price":[{"denom":"inj","amount":"500000000000000"}]},"msgs":[%q],"eip712_wrapper":"v2"}`, message)
39
	if err := protojson.Unmarshal([]byte(requestJSON), request); err != nil {
40
		log.Fatal(err)
41
	}
42

43
	response, err := client.PrepareTx(ctx, request)
44
	if err != nil {
45
		log.Fatal(err)
46
	}
47

48
	data, err := protojson.MarshalOptions{UseProtoNames: true, Indent: "  "}.Marshal(response)
49
	if err != nil {
50
		log.Fatal(err)
51
	}
52
	data = append(data, '\n')
53
	fmt.Print(string(data))
54
}
55

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"encoding/base64"
7
	"fmt"
8
	"log"
9
	"time"
10

11
	"google.golang.org/grpc"
12
	"google.golang.org/grpc/credentials"
13
	"google.golang.org/grpc/metadata"
14
	"google.golang.org/protobuf/encoding/protojson"
15

16
	pb "injective-indexer-grpc/pb/exchange"
17
)
18

19
const grpcEndpoint = "YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443"
20
const authToken = "YOUR_TOKEN"
21

22
func main() {
23
	creds := credentials.NewTLS(&tls.Config{MinVersion: tls.VersionTLS12})
24
	conn, err := grpc.Dial(grpcEndpoint, grpc.WithTransportCredentials(creds))
25
	if err != nil {
26
		log.Fatal(err)
27
	}
28
	defer conn.Close()
29

30
	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
31
	defer cancel()
32
	ctx = metadata.AppendToOutgoingContext(ctx, "x-token", authToken)
33

34
	client := pb.NewInjectiveExchangeRPCClient(conn)
35
	request := &pb.PrepareTxRequest{}
36
	messageJSON := `{"@type":"/cosmos.bank.v1beta1.MsgSend","from_address":"inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z","to_address":"inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z","amount":[{"denom":"inj","amount":"1"}]}`
37
	message := base64.StdEncoding.EncodeToString([]byte(messageJSON))
38
	requestJSON := fmt.Sprintf(`{"chain_id":"1","signer_address":"0xf22dccace9d0610334f32637100cad2934528f81","fee":{"price":[{"denom":"inj","amount":"500000000000000"}]},"msgs":[%q],"eip712_wrapper":"v2"}`, message)
39
	if err := protojson.Unmarshal([]byte(requestJSON), request); err != nil {
40
		log.Fatal(err)
41
	}
42

43
	response, err := client.PrepareTx(ctx, request)
44
	if err != nil {
45
		log.Fatal(err)
46
	}
47

48
	data, err := protojson.MarshalOptions{UseProtoNames: true, Indent: "  "}.Marshal(response)
49
	if err != nil {
50
		log.Fatal(err)
51
	}
52
	data = append(data, '\n')
53
	fmt.Print(string(data))
54
}
55

1
const grpc = require('@grpc/grpc-js')
2
const protoLoader = require('@grpc/proto-loader')
3
const path = require('path')
4

5
const GRPC_ENDPOINT = 'YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443'
6
const AUTH_TOKEN = 'YOUR_TOKEN'
7

8
const definition = protoLoader.loadSync(
9
	path.join(__dirname, 'proto/exchange/injective_exchange_rpc.proto'),
10
	{
11
		keepCase: true,
12
		longs: String,
13
		enums: String,
14
		bytes: String,
15
		defaults: true,
16
		oneofs: true,
17
	}
18
)
19

20
const proto = grpc.loadPackageDefinition(definition).injective_exchange_rpc
21
const client = new proto.InjectiveExchangeRPC(
22
	GRPC_ENDPOINT,
23
	grpc.credentials.createSsl()
24
)
25

26
const metadata = new grpc.Metadata()
27
metadata.add('x-token', AUTH_TOKEN)
28

29
const message = {
30
	'@type': '/cosmos.bank.v1beta1.MsgSend',
31
	from_address: 'inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z',
32
	to_address: 'inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z',
33
	amount: [{ denom: 'inj', amount: '1' }],
34
}
35

36
const request = {
37
	chain_id: '1',
38
	signer_address: '0xf22dccace9d0610334f32637100cad2934528f81',
39
	fee: {
40
		price: [
41
			{
42
				denom: 'inj',
43
				amount: '500000000000000',
44
			},
45
		],
46
	},
47
	msgs: [Buffer.from(JSON.stringify(message))],
48
	eip712_wrapper: 'v2',
49
}
50

51
client.PrepareTx(
52
	request,
53
	metadata,
54
	{ deadline: Date.now() + 20000 },
55
	(error, response) => {
56
		if (error) {
57
			console.error(error)
58
			process.exitCode = 1
59
			return
60
		}
61

62
		console.log(JSON.stringify(response, null, 2))
63
		client.close()
64
	}
65
)
66

1
const grpc = require('@grpc/grpc-js')
2
const protoLoader = require('@grpc/proto-loader')
3
const path = require('path')
4

5
const GRPC_ENDPOINT = 'YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443'
6
const AUTH_TOKEN = 'YOUR_TOKEN'
7

8
const definition = protoLoader.loadSync(
9
	path.join(__dirname, 'proto/exchange/injective_exchange_rpc.proto'),
10
	{
11
		keepCase: true,
12
		longs: String,
13
		enums: String,
14
		bytes: String,
15
		defaults: true,
16
		oneofs: true,
17
	}
18
)
19

20
const proto = grpc.loadPackageDefinition(definition).injective_exchange_rpc
21
const client = new proto.InjectiveExchangeRPC(
22
	GRPC_ENDPOINT,
23
	grpc.credentials.createSsl()
24
)
25

26
const metadata = new grpc.Metadata()
27
metadata.add('x-token', AUTH_TOKEN)
28

29
const message = {
30
	'@type': '/cosmos.bank.v1beta1.MsgSend',
31
	from_address: 'inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z',
32
	to_address: 'inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z',
33
	amount: [{ denom: 'inj', amount: '1' }],
34
}
35

36
const request = {
37
	chain_id: '1',
38
	signer_address: '0xf22dccace9d0610334f32637100cad2934528f81',
39
	fee: {
40
		price: [
41
			{
42
				denom: 'inj',
43
				amount: '500000000000000',
44
			},
45
		],
46
	},
47
	msgs: [Buffer.from(JSON.stringify(message))],
48
	eip712_wrapper: 'v2',
49
}
50

51
client.PrepareTx(
52
	request,
53
	metadata,
54
	{ deadline: Date.now() + 20000 },
55
	(error, response) => {
56
		if (error) {
57
			console.error(error)
58
			process.exitCode = 1
59
			return
60
		}
61

62
		console.log(JSON.stringify(response, null, 2))
63
		client.close()
64
	}
65
)
66

1
import base64
2
import json
3
import grpc
4
from google.protobuf.json_format import MessageToJson, ParseDict
5
from exchange import injective_exchange_rpc_pb2
6
from exchange import injective_exchange_rpc_pb2_grpc
7

8
GRPC_ENDPOINT = "YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443"
9
AUTH_TOKEN = "YOUR_TOKEN"
10

11
channel = grpc.secure_channel(GRPC_ENDPOINT, grpc.ssl_channel_credentials())
12
client = injective_exchange_rpc_pb2_grpc.InjectiveExchangeRPCStub(channel)
13
metadata = (("x-token", AUTH_TOKEN),)
14

15
message = {
16
  "@type": "/cosmos.bank.v1beta1.MsgSend",
17
  "from_address": "inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z",
18
  "to_address": "inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z",
19
  "amount": [{"denom": "inj", "amount": "1"}]
20
}
21
encoded_message = base64.b64encode(json.dumps(message, separators=(",", ":")).encode()).decode()
22

23
request_data = {
24
  "chain_id": "1",
25
  "signer_address": "0xf22dccace9d0610334f32637100cad2934528f81",
26
  "fee": {
27
    "price": [
28
      {
29
        "denom": "inj",
30
        "amount": "500000000000000"
31
      }
32
    ]
33
  },
34
  "msgs": [
35
    encoded_message
36
  ],
37
  "eip712_wrapper": "v2"
38
}
39
request = ParseDict(request_data, injective_exchange_rpc_pb2.PrepareTxRequest())
40

41
try:
42
    response = client.PrepareTx(request, metadata=metadata, timeout=20)
43
    print(MessageToJson(response, preserving_proto_field_name=True, indent=2))
44
except grpc.RpcError as error:
45
    print(f"gRPC error {error.code().name}: {error.details()}")
46
    raise
47
finally:
48
    channel.close()
49

1
import base64
2
import json
3
import grpc
4
from google.protobuf.json_format import MessageToJson, ParseDict
5
from exchange import injective_exchange_rpc_pb2
6
from exchange import injective_exchange_rpc_pb2_grpc
7

8
GRPC_ENDPOINT = "YOUR_ENDPOINT_NAME.injective-mainnet.quiknode.pro:443"
9
AUTH_TOKEN = "YOUR_TOKEN"
10

11
channel = grpc.secure_channel(GRPC_ENDPOINT, grpc.ssl_channel_credentials())
12
client = injective_exchange_rpc_pb2_grpc.InjectiveExchangeRPCStub(channel)
13
metadata = (("x-token", AUTH_TOKEN),)
14

15
message = {
16
  "@type": "/cosmos.bank.v1beta1.MsgSend",
17
  "from_address": "inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z",
18
  "to_address": "inj17gkuet8f6pssxd8nycm3qr9d9y699rupv6397z",
19
  "amount": [{"denom": "inj", "amount": "1"}]
20
}
21
encoded_message = base64.b64encode(json.dumps(message, separators=(",", ":")).encode()).decode()
22

23
request_data = {
24
  "chain_id": "1",
25
  "signer_address": "0xf22dccace9d0610334f32637100cad2934528f81",
26
  "fee": {
27
    "price": [
28
      {
29
        "denom": "inj",
30
        "amount": "500000000000000"
31
      }
32
    ]
33
  },
34
  "msgs": [
35
    encoded_message
36
  ],
37
  "eip712_wrapper": "v2"
38
}
39
request = ParseDict(request_data, injective_exchange_rpc_pb2.PrepareTxRequest())
40

41
try:
42
    response = client.PrepareTx(request, metadata=metadata, timeout=20)
43
    print(MessageToJson(response, preserving_proto_field_name=True, indent=2))
44
except grpc.RpcError as error:
45
    print(f"gRPC error {error.code().name}: {error.details()}")
46
    raise
47
finally:
48
    channel.close()
49

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