curl --request POST \
  --url https://firespark.cloud/api/admin/v1/customers/migrate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "customers": [
    {
      "id": "<string>",
      "name": "John Smith",
      "email": "jsmith@example.com",
      "registration_date": "2023-11-07T05:31:56Z",
      "balance": [
        {
          "reward_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "amount": 123,
          "expiration_date": "2023-11-07T05:31:56Z",
          "brand_id": "<string>",
          "channel_id": "<string>",
          "store_id": "<string>",
          "issued_at": "2023-11-07T05:31:56Z",
          "funded_by": "<string>"
        }
      ],
      "platforms": [
        "<string>"
      ],
      "dob": "2023-11-07T05:31:56Z",
      "document_type": "<string>",
      "document_number": "<string>",
      "country": "<string>",
      "metrics": {
        "topProducts": []
      },
      "devices": [
        {
          "device_token": "<string>",
          "device_info": {
            "model": "<string>",
            "osVersion": "<string>"
          },
          "expires_at": "2023-11-07T05:31:56Z",
          "created_at": "2023-11-07T05:31:56Z"
        }
      ],
      "tags": {},
      "metadata": {}
    }
  ]
}
'

import requests

url = "https://firespark.cloud/api/admin/v1/customers/migrate"

payload = { "customers": [
        {
            "id": "<string>",
            "name": "John Smith",
            "email": "jsmith@example.com",
            "registration_date": "2023-11-07T05:31:56Z",
            "balance": [
                {
                    "reward_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
                    "amount": 123,
                    "expiration_date": "2023-11-07T05:31:56Z",
                    "brand_id": "<string>",
                    "channel_id": "<string>",
                    "store_id": "<string>",
                    "issued_at": "2023-11-07T05:31:56Z",
                    "funded_by": "<string>"
                }
            ],
            "platforms": ["<string>"],
            "dob": "2023-11-07T05:31:56Z",
            "document_type": "<string>",
            "document_number": "<string>",
            "country": "<string>",
            "metrics": { "topProducts": [] },
            "devices": [
                {
                    "device_token": "<string>",
                    "device_info": {
                        "model": "<string>",
                        "osVersion": "<string>"
                    },
                    "expires_at": "2023-11-07T05:31:56Z",
                    "created_at": "2023-11-07T05:31:56Z"
                }
            ],
            "tags": {},
            "metadata": {}
        }
    ] }
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({
    customers: [
      {
        id: '<string>',
        name: 'John Smith',
        email: 'jsmith@example.com',
        registration_date: '2023-11-07T05:31:56Z',
        balance: [
          {
            reward_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
            amount: 123,
            expiration_date: '2023-11-07T05:31:56Z',
            brand_id: '<string>',
            channel_id: '<string>',
            store_id: '<string>',
            issued_at: '2023-11-07T05:31:56Z',
            funded_by: '<string>'
          }
        ],
        platforms: ['<string>'],
        dob: '2023-11-07T05:31:56Z',
        document_type: '<string>',
        document_number: '<string>',
        country: '<string>',
        metrics: {topProducts: []},
        devices: [
          {
            device_token: '<string>',
            device_info: {model: '<string>', osVersion: '<string>'},
            expires_at: '2023-11-07T05:31:56Z',
            created_at: '2023-11-07T05:31:56Z'
          }
        ],
        tags: {},
        metadata: {}
      }
    ]
  })
};

fetch('https://firespark.cloud/api/admin/v1/customers/migrate', 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://firespark.cloud/api/admin/v1/customers/migrate",
  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([
    'customers' => [
        [
                'id' => '<string>',
                'name' => 'John Smith',
                'email' => 'jsmith@example.com',
                'registration_date' => '2023-11-07T05:31:56Z',
                'balance' => [
                                [
                                                                'reward_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                                                                'amount' => 123,
                                                                'expiration_date' => '2023-11-07T05:31:56Z',
                                                                'brand_id' => '<string>',
                                                                'channel_id' => '<string>',
                                                                'store_id' => '<string>',
                                                                'issued_at' => '2023-11-07T05:31:56Z',
                                                                'funded_by' => '<string>'
                                ]
                ],
                'platforms' => [
                                '<string>'
                ],
                'dob' => '2023-11-07T05:31:56Z',
                'document_type' => '<string>',
                'document_number' => '<string>',
                'country' => '<string>',
                'metrics' => [
                                'topProducts' => [
                                                                
                                ]
                ],
                'devices' => [
                                [
                                                                'device_token' => '<string>',
                                                                'device_info' => [
                                                                                                                                'model' => '<string>',
                                                                                                                                'osVersion' => '<string>'
                                                                ],
                                                                'expires_at' => '2023-11-07T05:31:56Z',
                                                                'created_at' => '2023-11-07T05:31:56Z'
                                ]
                ],
                'tags' => [
                                
                ],
                'metadata' => [
                                
                ]
        ]
    ]
  ]),
  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://firespark.cloud/api/admin/v1/customers/migrate"

	payload := strings.NewReader("{\n  \"customers\": [\n    {\n      \"id\": \"<string>\",\n      \"name\": \"John Smith\",\n      \"email\": \"jsmith@example.com\",\n      \"registration_date\": \"2023-11-07T05:31:56Z\",\n      \"balance\": [\n        {\n          \"reward_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n          \"amount\": 123,\n          \"expiration_date\": \"2023-11-07T05:31:56Z\",\n          \"brand_id\": \"<string>\",\n          \"channel_id\": \"<string>\",\n          \"store_id\": \"<string>\",\n          \"issued_at\": \"2023-11-07T05:31:56Z\",\n          \"funded_by\": \"<string>\"\n        }\n      ],\n      \"platforms\": [\n        \"<string>\"\n      ],\n      \"dob\": \"2023-11-07T05:31:56Z\",\n      \"document_type\": \"<string>\",\n      \"document_number\": \"<string>\",\n      \"country\": \"<string>\",\n      \"metrics\": {\n        \"topProducts\": []\n      },\n      \"devices\": [\n        {\n          \"device_token\": \"<string>\",\n          \"device_info\": {\n            \"model\": \"<string>\",\n            \"osVersion\": \"<string>\"\n          },\n          \"expires_at\": \"2023-11-07T05:31:56Z\",\n          \"created_at\": \"2023-11-07T05:31:56Z\"\n        }\n      ],\n      \"tags\": {},\n      \"metadata\": {}\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://firespark.cloud/api/admin/v1/customers/migrate")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"customers\": [\n    {\n      \"id\": \"<string>\",\n      \"name\": \"John Smith\",\n      \"email\": \"jsmith@example.com\",\n      \"registration_date\": \"2023-11-07T05:31:56Z\",\n      \"balance\": [\n        {\n          \"reward_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n          \"amount\": 123,\n          \"expiration_date\": \"2023-11-07T05:31:56Z\",\n          \"brand_id\": \"<string>\",\n          \"channel_id\": \"<string>\",\n          \"store_id\": \"<string>\",\n          \"issued_at\": \"2023-11-07T05:31:56Z\",\n          \"funded_by\": \"<string>\"\n        }\n      ],\n      \"platforms\": [\n        \"<string>\"\n      ],\n      \"dob\": \"2023-11-07T05:31:56Z\",\n      \"document_type\": \"<string>\",\n      \"document_number\": \"<string>\",\n      \"country\": \"<string>\",\n      \"metrics\": {\n        \"topProducts\": []\n      },\n      \"devices\": [\n        {\n          \"device_token\": \"<string>\",\n          \"device_info\": {\n            \"model\": \"<string>\",\n            \"osVersion\": \"<string>\"\n          },\n          \"expires_at\": \"2023-11-07T05:31:56Z\",\n          \"created_at\": \"2023-11-07T05:31:56Z\"\n        }\n      ],\n      \"tags\": {},\n      \"metadata\": {}\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://firespark.cloud/api/admin/v1/customers/migrate")

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  \"customers\": [\n    {\n      \"id\": \"<string>\",\n      \"name\": \"John Smith\",\n      \"email\": \"jsmith@example.com\",\n      \"registration_date\": \"2023-11-07T05:31:56Z\",\n      \"balance\": [\n        {\n          \"reward_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n          \"amount\": 123,\n          \"expiration_date\": \"2023-11-07T05:31:56Z\",\n          \"brand_id\": \"<string>\",\n          \"channel_id\": \"<string>\",\n          \"store_id\": \"<string>\",\n          \"issued_at\": \"2023-11-07T05:31:56Z\",\n          \"funded_by\": \"<string>\"\n        }\n      ],\n      \"platforms\": [\n        \"<string>\"\n      ],\n      \"dob\": \"2023-11-07T05:31:56Z\",\n      \"document_type\": \"<string>\",\n      \"document_number\": \"<string>\",\n      \"country\": \"<string>\",\n      \"metrics\": {\n        \"topProducts\": []\n      },\n      \"devices\": [\n        {\n          \"device_token\": \"<string>\",\n          \"device_info\": {\n            \"model\": \"<string>\",\n            \"osVersion\": \"<string>\"\n          },\n          \"expires_at\": \"2023-11-07T05:31:56Z\",\n          \"created_at\": \"2023-11-07T05:31:56Z\"\n        }\n      ],\n      \"tags\": {},\n      \"metadata\": {}\n    }\n  ]\n}"

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

{
  "error": "<string>",
  "details": "<string>"
}