curl --request POST \
  --url https://gateway.7exchange.io/wallet/1.0.0/currencies \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'tenantId: <tenantid>' \
  --header 'token: <token>' \
  --data '
{
  "name": "<string>",
  "type": "<string>",
  "decimal": 123,
  "max_value": 123,
  "aliases": [
    {
      "name": "<string>",
      "shortname": "<string>",
      "scale": 123,
      "sign": "<string>",
      "picture": "<string>",
      "default": true,
      "ownerId": "<string>"
    }
  ],
  "blockchain": {
    "name": "<string>",
    "type": "<string>",
    "users": "<string>",
    "walletTypes": "<string>",
    "definition": {
      "ownerId": "<string>",
      "data": [
        {
          "ownerId": "<string>",
          "name": "<string>",
          "type": 123,
          "value": "<string>"
        }
      ]
    }
  }
}
'

import requests

url = "https://gateway.7exchange.io/wallet/1.0.0/currencies"

payload = {
    "name": "<string>",
    "type": "<string>",
    "decimal": 123,
    "max_value": 123,
    "aliases": [
        {
            "name": "<string>",
            "shortname": "<string>",
            "scale": 123,
            "sign": "<string>",
            "picture": "<string>",
            "default": True,
            "ownerId": "<string>"
        }
    ],
    "blockchain": {
        "name": "<string>",
        "type": "<string>",
        "users": "<string>",
        "walletTypes": "<string>",
        "definition": {
            "ownerId": "<string>",
            "data": [
                {
                    "ownerId": "<string>",
                    "name": "<string>",
                    "type": 123,
                    "value": "<string>"
                }
            ]
        }
    }
}
headers = {
    "tenantId": "<tenantid>",
    "token": "<token>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    tenantId: '<tenantid>',
    token: '<token>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    name: '<string>',
    type: '<string>',
    decimal: 123,
    max_value: 123,
    aliases: [
      {
        name: '<string>',
        shortname: '<string>',
        scale: 123,
        sign: '<string>',
        picture: '<string>',
        default: true,
        ownerId: '<string>'
      }
    ],
    blockchain: {
      name: '<string>',
      type: '<string>',
      users: '<string>',
      walletTypes: '<string>',
      definition: {
        ownerId: '<string>',
        data: [{ownerId: '<string>', name: '<string>', type: 123, value: '<string>'}]
      }
    }
  })
};

fetch('https://gateway.7exchange.io/wallet/1.0.0/currencies', 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://gateway.7exchange.io/wallet/1.0.0/currencies",
  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([
    'name' => '<string>',
    'type' => '<string>',
    'decimal' => 123,
    'max_value' => 123,
    'aliases' => [
        [
                'name' => '<string>',
                'shortname' => '<string>',
                'scale' => 123,
                'sign' => '<string>',
                'picture' => '<string>',
                'default' => true,
                'ownerId' => '<string>'
        ]
    ],
    'blockchain' => [
        'name' => '<string>',
        'type' => '<string>',
        'users' => '<string>',
        'walletTypes' => '<string>',
        'definition' => [
                'ownerId' => '<string>',
                'data' => [
                                [
                                                                'ownerId' => '<string>',
                                                                'name' => '<string>',
                                                                'type' => 123,
                                                                'value' => '<string>'
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "tenantId: <tenantid>",
    "token: <token>"
  ],
]);

$response = curl_exec($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://gateway.7exchange.io/wallet/1.0.0/currencies"

	payload := strings.NewReader("{\n  \"name\": \"<string>\",\n  \"type\": \"<string>\",\n  \"decimal\": 123,\n  \"max_value\": 123,\n  \"aliases\": [\n    {\n      \"name\": \"<string>\",\n      \"shortname\": \"<string>\",\n      \"scale\": 123,\n      \"sign\": \"<string>\",\n      \"picture\": \"<string>\",\n      \"default\": true,\n      \"ownerId\": \"<string>\"\n    }\n  ],\n  \"blockchain\": {\n    \"name\": \"<string>\",\n    \"type\": \"<string>\",\n    \"users\": \"<string>\",\n    \"walletTypes\": \"<string>\",\n    \"definition\": {\n      \"ownerId\": \"<string>\",\n      \"data\": [\n        {\n          \"ownerId\": \"<string>\",\n          \"name\": \"<string>\",\n          \"type\": 123,\n          \"value\": \"<string>\"\n        }\n      ]\n    }\n  }\n}")

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

	req.Header.Add("tenantId", "<tenantid>")
	req.Header.Add("token", "<token>")
	req.Header.Add("Authorization", "Bearer <token>")
	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://gateway.7exchange.io/wallet/1.0.0/currencies")
  .header("tenantId", "<tenantid>")
  .header("token", "<token>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"<string>\",\n  \"type\": \"<string>\",\n  \"decimal\": 123,\n  \"max_value\": 123,\n  \"aliases\": [\n    {\n      \"name\": \"<string>\",\n      \"shortname\": \"<string>\",\n      \"scale\": 123,\n      \"sign\": \"<string>\",\n      \"picture\": \"<string>\",\n      \"default\": true,\n      \"ownerId\": \"<string>\"\n    }\n  ],\n  \"blockchain\": {\n    \"name\": \"<string>\",\n    \"type\": \"<string>\",\n    \"users\": \"<string>\",\n    \"walletTypes\": \"<string>\",\n    \"definition\": {\n      \"ownerId\": \"<string>\",\n      \"data\": [\n        {\n          \"ownerId\": \"<string>\",\n          \"name\": \"<string>\",\n          \"type\": 123,\n          \"value\": \"<string>\"\n        }\n      ]\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://gateway.7exchange.io/wallet/1.0.0/currencies")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["tenantId"] = '<tenantid>'
request["token"] = '<token>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"<string>\",\n  \"type\": \"<string>\",\n  \"decimal\": 123,\n  \"max_value\": 123,\n  \"aliases\": [\n    {\n      \"name\": \"<string>\",\n      \"shortname\": \"<string>\",\n      \"scale\": 123,\n      \"sign\": \"<string>\",\n      \"picture\": \"<string>\",\n      \"default\": true,\n      \"ownerId\": \"<string>\"\n    }\n  ],\n  \"blockchain\": {\n    \"name\": \"<string>\",\n    \"type\": \"<string>\",\n    \"users\": \"<string>\",\n    \"walletTypes\": \"<string>\",\n    \"definition\": {\n      \"ownerId\": \"<string>\",\n      \"data\": [\n        {\n          \"ownerId\": \"<string>\",\n          \"name\": \"<string>\",\n          \"type\": 123,\n          \"value\": \"<string>\"\n        }\n      ]\n    }\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "reason": "<string>",
  "path": "<string>",
  "method": "<string>",
  "message": "<string>",
  "timestamp": "<string>",
  "status": 123
}

"<unknown>"