curl --request POST \
  --url https://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "transactions": [
    {
      "external_id": "custom-transaction-id-1234",
      "amount": 123,
      "date": "2023-11-07T05:31:56Z",
      "merchant_name": "My example merchant",
      "merchant_category_code": "4072",
      "description": "Original description",
      "display_description": "Current description to display with details",
      "currency_code": "USD",
      "balance": 123,
      "tags": [
        {
          "key": "department",
          "value": "sales",
          "dimension_display_name": "Department",
          "value_display_name": "Sales Department"
        }
      ],
      "memo": "<string>",
      "metadata": {
        "custom_field": "value",
        "any valid json": "below 1kb",
        "nested": {
          "meaning of life": 42,
          "array": []
        }
      },
      "reference_number": "<string>"
    }
  ]
}
'

import requests

url = "https://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions"

payload = { "transactions": [
        {
            "external_id": "custom-transaction-id-1234",
            "amount": 123,
            "date": "2023-11-07T05:31:56Z",
            "merchant_name": "My example merchant",
            "merchant_category_code": "4072",
            "description": "Original description",
            "display_description": "Current description to display with details",
            "currency_code": "USD",
            "balance": 123,
            "tags": [
                {
                    "key": "department",
                    "value": "sales",
                    "dimension_display_name": "Department",
                    "value_display_name": "Sales Department"
                }
            ],
            "memo": "<string>",
            "metadata": {
                "custom_field": "value",
                "any valid json": "below 1kb",
                "nested": {
                    "meaning of life": 42,
                    "array": []
                }
            },
            "reference_number": "<string>"
        }
    ] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    transactions: [
      {
        external_id: 'custom-transaction-id-1234',
        amount: 123,
        date: '2023-11-07T05:31:56Z',
        merchant_name: 'My example merchant',
        merchant_category_code: '4072',
        description: 'Original description',
        display_description: 'Current description to display with details',
        currency_code: 'USD',
        balance: 123,
        tags: [
          {
            key: 'department',
            value: 'sales',
            dimension_display_name: 'Department',
            value_display_name: 'Sales Department'
          }
        ],
        memo: '<string>',
        metadata: {
          custom_field: 'value',
          'any valid json': 'below 1kb',
          nested: {'meaning of life': 42, array: []}
        },
        reference_number: '<string>'
      }
    ]
  })
};

fetch('https://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions', 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://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions",
  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([
    'transactions' => [
        [
                'external_id' => 'custom-transaction-id-1234',
                'amount' => 123,
                'date' => '2023-11-07T05:31:56Z',
                'merchant_name' => 'My example merchant',
                'merchant_category_code' => '4072',
                'description' => 'Original description',
                'display_description' => 'Current description to display with details',
                'currency_code' => 'USD',
                'balance' => 123,
                'tags' => [
                                [
                                                                'key' => 'department',
                                                                'value' => 'sales',
                                                                'dimension_display_name' => 'Department',
                                                                'value_display_name' => 'Sales Department'
                                ]
                ],
                'memo' => '<string>',
                'metadata' => [
                                'custom_field' => 'value',
                                'any valid json' => 'below 1kb',
                                'nested' => [
                                                                'meaning of life' => 42,
                                                                'array' => [
                                                                                                                                
                                                                ]
                                ]
                ],
                'reference_number' => '<string>'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions"

	payload := strings.NewReader("{\n  \"transactions\": [\n    {\n      \"external_id\": \"custom-transaction-id-1234\",\n      \"amount\": 123,\n      \"date\": \"2023-11-07T05:31:56Z\",\n      \"merchant_name\": \"My example merchant\",\n      \"merchant_category_code\": \"4072\",\n      \"description\": \"Original description\",\n      \"display_description\": \"Current description to display with details\",\n      \"currency_code\": \"USD\",\n      \"balance\": 123,\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ]\n}")

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

	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://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"transactions\": [\n    {\n      \"external_id\": \"custom-transaction-id-1234\",\n      \"amount\": 123,\n      \"date\": \"2023-11-07T05:31:56Z\",\n      \"merchant_name\": \"My example merchant\",\n      \"merchant_category_code\": \"4072\",\n      \"description\": \"Original description\",\n      \"display_description\": \"Current description to display with details\",\n      \"currency_code\": \"USD\",\n      \"balance\": 123,\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.layerfi.com/v1/businesses/{businessId}/custom-accounts/{customAccountId}/transactions")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"transactions\": [\n    {\n      \"external_id\": \"custom-transaction-id-1234\",\n      \"amount\": 123,\n      \"date\": \"2023-11-07T05:31:56Z\",\n      \"merchant_name\": \"My example merchant\",\n      \"merchant_category_code\": \"4072\",\n      \"description\": \"Original description\",\n      \"display_description\": \"Current description to display with details\",\n      \"currency_code\": \"USD\",\n      \"balance\": 123,\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ]\n}"

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

{
  "data": {
    "type": "com.layerfi.routers.EmptyResponse"
  }
}

{
  "description": "<string>",
  "meta": {}
}

{
  "description": "<string>",
  "meta": {}
}