curl --request POST \
  --url https://api.xentfi.com/v1/master-wallets/{masterId}/signing/message \
  --header 'Content-Type: application/json' \
  --header 'apiKey: <api-key>' \
  --header 'orgId: <api-key>' \
  --data '
{
  "blockchainId": "<string>",
  "message": "<string>"
}
'

const options = {
  method: 'POST',
  headers: {apiKey: '<api-key>', orgId: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({blockchainId: '<string>', message: '<string>'})
};

fetch('https://api.xentfi.com/v1/master-wallets/{masterId}/signing/message', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.xentfi.com/v1/master-wallets/{masterId}/signing/message"

payload = {
    "blockchainId": "<string>",
    "message": "<string>"
}
headers = {
    "apiKey": "<api-key>",
    "orgId": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.xentfi.com/v1/master-wallets/{masterId}/signing/message"

	payload := strings.NewReader("{\n  \"blockchainId\": \"<string>\",\n  \"message\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("apiKey", "<api-key>")
	req.Header.Add("orgId", "<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))

}

const options = {
  method: 'POST',
  headers: {apiKey: '<api-key>', orgId: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({blockchainId: '<string>', message: '<string>'})
};

fetch('https://api.xentfi.com/v1/master-wallets/{masterId}/signing/message', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "data": {
    "signature": "<string>"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}