Approve ERC20 allowance (EVM)
curl --request POST \
--url https://api.afkcrypto.com/v1/token/approve \
--header 'Content-Type: application/json' \
--header 'Idempotency-Key: <idempotency-key>' \
--header 'x-api-key: <api-key>' \
--data '
{
"chain": "<string>",
"token": "<string>",
"spender": "<string>",
"amount": "<string>",
"from": "<string>"
}
'import requests
url = "https://api.afkcrypto.com/v1/token/approve"
payload = {
"chain": "<string>",
"token": "<string>",
"spender": "<string>",
"amount": "<string>",
"from": "<string>"
}
headers = {
"Idempotency-Key": "<idempotency-key>",
"x-api-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {
'Idempotency-Key': '<idempotency-key>',
'x-api-key': '<api-key>',
'Content-Type': 'application/json'
},
body: JSON.stringify({
chain: '<string>',
token: '<string>',
spender: '<string>',
amount: '<string>',
from: '<string>'
})
};
fetch('https://api.afkcrypto.com/v1/token/approve', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.afkcrypto.com/v1/token/approve",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'chain' => '<string>',
'token' => '<string>',
'spender' => '<string>',
'amount' => '<string>',
'from' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"Idempotency-Key: <idempotency-key>",
"x-api-key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.afkcrypto.com/v1/token/approve"
payload := strings.NewReader("{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Idempotency-Key", "<idempotency-key>")
req.Header.Add("x-api-key", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.afkcrypto.com/v1/token/approve")
.header("Idempotency-Key", "<idempotency-key>")
.header("x-api-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.afkcrypto.com/v1/token/approve")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Idempotency-Key"] = '<idempotency-key>'
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{ "id": "tx_...", "status": "SUBMITTED", "hash": "0x...", "explorerUrl": "https://basescan.org/tx/0x...", "chainName": "Base" }
端点
批准代币(EVM)
在 EVM 上为某个 spender 批准 ERC20 allowance(POST)。
POST
/
token
/
approve
Approve ERC20 allowance (EVM)
curl --request POST \
--url https://api.afkcrypto.com/v1/token/approve \
--header 'Content-Type: application/json' \
--header 'Idempotency-Key: <idempotency-key>' \
--header 'x-api-key: <api-key>' \
--data '
{
"chain": "<string>",
"token": "<string>",
"spender": "<string>",
"amount": "<string>",
"from": "<string>"
}
'import requests
url = "https://api.afkcrypto.com/v1/token/approve"
payload = {
"chain": "<string>",
"token": "<string>",
"spender": "<string>",
"amount": "<string>",
"from": "<string>"
}
headers = {
"Idempotency-Key": "<idempotency-key>",
"x-api-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {
'Idempotency-Key': '<idempotency-key>',
'x-api-key': '<api-key>',
'Content-Type': 'application/json'
},
body: JSON.stringify({
chain: '<string>',
token: '<string>',
spender: '<string>',
amount: '<string>',
from: '<string>'
})
};
fetch('https://api.afkcrypto.com/v1/token/approve', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.afkcrypto.com/v1/token/approve",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'chain' => '<string>',
'token' => '<string>',
'spender' => '<string>',
'amount' => '<string>',
'from' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"Idempotency-Key: <idempotency-key>",
"x-api-key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.afkcrypto.com/v1/token/approve"
payload := strings.NewReader("{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Idempotency-Key", "<idempotency-key>")
req.Header.Add("x-api-key", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.afkcrypto.com/v1/token/approve")
.header("Idempotency-Key", "<idempotency-key>")
.header("x-api-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.afkcrypto.com/v1/token/approve")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Idempotency-Key"] = '<idempotency-key>'
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"chain\": \"<string>\",\n \"token\": \"<string>\",\n \"spender\": \"<string>\",\n \"amount\": \"<string>\",\n \"from\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{ "id": "tx_...", "status": "SUBMITTED", "hash": "0x...", "explorerUrl": "https://basescan.org/tx/0x...", "chainName": "Base" }
仅 EVM。需要
Idempotency-Key 头。{ "id": "tx_...", "status": "SUBMITTED", "hash": "0x...", "explorerUrl": "https://basescan.org/tx/0x...", "chainName": "Base" }
授权
请求头
Provide a unique Idempotency-Key per user to ensure single submission.
请求体
application/json
响应
Submission accepted
AFK transaction id for the submitted action.
Submission status.
可用选项:
SUBMITTED On-chain transaction hash/signature (may be null at submission time).
Direct link to the transaction on a chain explorer. Null until a hash/signature exists.
Human-readable chain name for display (e.g., Base, Ethereum, Solana).
⌘I