Parameters

encodedTransaction

string

REQUIRED

The transaction encoded as a hex string

utxoValidation

boolean

REQUIRED

A boolean flag for UTXO validation

Returns

data

object

The data object which contains the following fields:

dryRun

array

An array containing the result of the simulated transaction.

receiptType

string

The type of receipt generated by the simulation

data

string

The hexadecimal data associated with the transaction outcome

extensions

object

GraphQL response metadata returned by the Fuel node.

current_consensus_parameters_version

integer

The current consensus parameters version

current_fuel_block_height

integer

The current Fuel block height

current_stf_version

integer

The current STF version

Request

1
curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
2
--header 'Accept: application/json' \
3
--header 'Content-Type: application/json' \
4
--data '{
5
    "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
6
    "variables": {
7
        "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
8
        "utxoValidation": true
9
    }
10
}'

1
curl --location 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql' \
2
--header 'Accept: application/json' \
3
--header 'Content-Type: application/json' \
4
--data '{
5
    "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
6
    "variables": {
7
        "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
8
        "utxoValidation": true
9
    }
10
}'

1
const DRY_RUN_MUTATION = `
2
  mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) {
3
    dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) {
4
      receiptType
5
      data
6
    }
7
  }
8
`;
9

10
const QUERY_VARIABLES = {
11
  encodedTransaction: 'YOUR_ENCODED_TRANSACTION_HERE',
12
  utxoValidation: true,
13
};
14

15
const fetchDryRun = async () => {
16
  try {
17
    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
18
      method: 'POST',
19
      headers: {
20
        'Accept': 'application/json',
21
        'Content-Type': 'application/json',
22
      },
23
      body: JSON.stringify({
24
        query: DRY_RUN_MUTATION,
25
        variables: QUERY_VARIABLES,
26
      }),
27
    });
28

29
    if (!response.ok) {
30
      throw new Error(`HTTP error! status: ${response.status}`);
31
    }
32

33
    const result = await response.json();
34
    console.log('DryRun Result:', result.data.dryRun);
35
  } catch (error) {
36
    console.error('Error running dryRun:', error);
37
  }
38
};
39

40
fetchDryRun();
41

1
const DRY_RUN_MUTATION = `
2
  mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) {
3
    dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) {
4
      receiptType
5
      data
6
    }
7
  }
8
`;
9

10
const QUERY_VARIABLES = {
11
  encodedTransaction: 'YOUR_ENCODED_TRANSACTION_HERE',
12
  utxoValidation: true,
13
};
14

15
const fetchDryRun = async () => {
16
  try {
17
    const response = await fetch('https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql', {
18
      method: 'POST',
19
      headers: {
20
        'Accept': 'application/json',
21
        'Content-Type': 'application/json',
22
      },
23
      body: JSON.stringify({
24
        query: DRY_RUN_MUTATION,
25
        variables: QUERY_VARIABLES,
26
      }),
27
    });
28

29
    if (!response.ok) {
30
      throw new Error(`HTTP error! status: ${response.status}`);
31
    }
32

33
    const result = await response.json();
34
    console.log('DryRun Result:', result.data.dryRun);
35
  } catch (error) {
36
    console.error('Error running dryRun:', error);
37
  }
38
};
39

40
fetchDryRun();
41

1
const myHeaders = new Headers();
2
myHeaders.append("Accept", "application/json");
3
myHeaders.append("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
6
  "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
7
  "variables": {
8
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
9
    "utxoValidation": true
10
  }
11
});
12

13
const requestOptions = {
14
  method: "POST",
15
  headers: myHeaders,
16
  body: raw,
17
  redirect: "follow"
18
};
19

20
fetch("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql", requestOptions)
21
  .then((response) => response.text())
22
  .then((result) => console.log(result))
23
  .catch((error) => console.error(error));

1
const myHeaders = new Headers();
2
myHeaders.append("Accept", "application/json");
3
myHeaders.append("Content-Type", "application/json");
4

5
const raw = JSON.stringify({
6
  "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
7
  "variables": {
8
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
9
    "utxoValidation": true
10
  }
11
});
12

13
const requestOptions = {
14
  method: "POST",
15
  headers: myHeaders,
16
  body: raw,
17
  redirect: "follow"
18
};
19

20
fetch("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql", requestOptions)
21
  .then((response) => response.text())
22
  .then((result) => console.log(result))
23
  .catch((error) => console.error(error));

1
const { ApolloClient, InMemoryCache, gql } = require('@apollo/client/core');
2
const fetch = require('cross-fetch');
3

4
const client = new ApolloClient({
5
  uri: 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql',
6
  cache: new InMemoryCache(),
7
  fetch: fetch,
8
  headers: {
9
    'Accept': 'application/json',
10
    'Content-Type': 'application/json'
11
  }
12
});
13

14
const DRY_RUN_MUTATION = gql`
15
  mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) {
16
    dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) {
17
      receiptType
18
      data
19
    }
20
  }
21
`;
22

23
const variables = {
24
  encodedTransaction: "YOUR_ENCODED_TRANSACTION_HERE",
25
  utxoValidation: true
26
};
27

28
client.mutate({
29
  mutation: DRY_RUN_MUTATION,
30
  variables: variables
31
})
32
.then(result => console.log('Dry Run Result:', result.data.dryRun))
33
.catch(error => console.error('Error:', error));

1
const { ApolloClient, InMemoryCache, gql } = require('@apollo/client/core');
2
const fetch = require('cross-fetch');
3

4
const client = new ApolloClient({
5
  uri: 'https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql',
6
  cache: new InMemoryCache(),
7
  fetch: fetch,
8
  headers: {
9
    'Accept': 'application/json',
10
    'Content-Type': 'application/json'
11
  }
12
});
13

14
const DRY_RUN_MUTATION = gql`
15
  mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) {
16
    dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) {
17
      receiptType
18
      data
19
    }
20
  }
21
`;
22

23
const variables = {
24
  encodedTransaction: "YOUR_ENCODED_TRANSACTION_HERE",
25
  utxoValidation: true
26
};
27

28
client.mutate({
29
  mutation: DRY_RUN_MUTATION,
30
  variables: variables
31
})
32
.then(result => console.log('Dry Run Result:', result.data.dryRun))
33
.catch(error => console.error('Error:', error));

1
import requests
2
import json
3

4
url = "https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql"
5

6
payload = json.dumps({
7
  "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
8
  "variables": {
9
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
10
    "utxoValidation": True
11
  }
12
})
13
headers = {
14
  'Accept': 'application/json',
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)
21

1
import requests
2
import json
3

4
url = "https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql"
5

6
payload = json.dumps({
7
  "query": "mutation DryRun($encodedTransaction: HexString!, $utxoValidation: Boolean) { dryRun(tx: $encodedTransaction, utxoValidation: $utxoValidation) { receiptType data } }",
8
  "variables": {
9
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
10
    "utxoValidation": True
11
  }
12
})
13
headers = {
14
  'Accept': 'application/json',
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)
21

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Accept"] = "application/json"
12
request["Content-Type"] = "application/json"
13
request.body = JSON.dump({
14
  "query": "mutation DryRun(\$encodedTransaction: HexString\!, \$utxoValidation: Boolean) { dryRun(tx: \$encodedTransaction, utxoValidation: \$utxoValidation) { receiptType data } }",
15
  "variables": {
16
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
17
    "utxoValidation": true
18
  }
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.fuel-mainnet.quiknode.pro/v1/graphql")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Accept"] = "application/json"
12
request["Content-Type"] = "application/json"
13
request.body = JSON.dump({
14
  "query": "mutation DryRun(\$encodedTransaction: HexString\!, \$utxoValidation: Boolean) { dryRun(tx: \$encodedTransaction, utxoValidation: \$utxoValidation) { receiptType data } }",
15
  "variables": {
16
    "encodedTransaction": "YOUR_ENCODED_TRANSACTION_HERE",
17
    "utxoValidation": true
18
  }
19
})
20

21
response = https.request(request)
22
puts response.read_body
23

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