curl --request POST \
  --url https://flickopenapi.co/merchant/create-customer \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "first_name": "Kingsley",
  "last_name": "Doe",
  "middle_name": "Doe",
  "sum_sub": {
    "userProvidedKey": "userProvidedValue"
  },
  "dob": "1981-10-22",
  "id_document_base64": "AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==",
  "kyc_details": {
    "phone_no": "+23313405943",
    "country_of_residence": "NG",
    "nationality": "NG",
    "city": "lagos",
    "state": "lagos",
    "street": "no 1 Kings Street",
    "zip": "120039",
    "birth_place": "Victoria, NG",
    "id_type": "national_id",
    "id_number": "1111222000",
    "date_onboarded": "2025-01-21",
    "expiration_date": "2025-01-21",
    "issued_date": "21.10.2021",
    "issued_by": "NG",
    "issued_country_code": "NG",
    "tax_residency": "<string>"
  }
}
'

import requests

url = "https://flickopenapi.co/merchant/create-customer"

payload = {
    "first_name": "Kingsley",
    "last_name": "Doe",
    "middle_name": "Doe",
    "sum_sub": { "userProvidedKey": "userProvidedValue" },
    "dob": "1981-10-22",
    "id_document_base64": "AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==",
    "kyc_details": {
        "phone_no": "+23313405943",
        "country_of_residence": "NG",
        "nationality": "NG",
        "city": "lagos",
        "state": "lagos",
        "street": "no 1 Kings Street",
        "zip": "120039",
        "birth_place": "Victoria, NG",
        "id_type": "national_id",
        "id_number": "1111222000",
        "date_onboarded": "2025-01-21",
        "expiration_date": "2025-01-21",
        "issued_date": "21.10.2021",
        "issued_by": "NG",
        "issued_country_code": "NG",
        "tax_residency": "<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({
    first_name: 'Kingsley',
    last_name: 'Doe',
    middle_name: 'Doe',
    sum_sub: {userProvidedKey: 'userProvidedValue'},
    dob: '1981-10-22',
    id_document_base64: 'AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==',
    kyc_details: {
      phone_no: '+23313405943',
      country_of_residence: 'NG',
      nationality: 'NG',
      city: 'lagos',
      state: 'lagos',
      street: 'no 1 Kings Street',
      zip: '120039',
      birth_place: 'Victoria, NG',
      id_type: 'national_id',
      id_number: '1111222000',
      date_onboarded: '2025-01-21',
      expiration_date: '2025-01-21',
      issued_date: '21.10.2021',
      issued_by: 'NG',
      issued_country_code: 'NG',
      tax_residency: '<string>'
    }
  })
};

fetch('https://flickopenapi.co/merchant/create-customer', 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://flickopenapi.co/merchant/create-customer",
  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([
    'first_name' => 'Kingsley',
    'last_name' => 'Doe',
    'middle_name' => 'Doe',
    'sum_sub' => [
        'userProvidedKey' => 'userProvidedValue'
    ],
    'dob' => '1981-10-22',
    'id_document_base64' => 'AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==',
    'kyc_details' => [
        'phone_no' => '+23313405943',
        'country_of_residence' => 'NG',
        'nationality' => 'NG',
        'city' => 'lagos',
        'state' => 'lagos',
        'street' => 'no 1 Kings Street',
        'zip' => '120039',
        'birth_place' => 'Victoria, NG',
        'id_type' => 'national_id',
        'id_number' => '1111222000',
        'date_onboarded' => '2025-01-21',
        'expiration_date' => '2025-01-21',
        'issued_date' => '21.10.2021',
        'issued_by' => 'NG',
        'issued_country_code' => 'NG',
        'tax_residency' => '<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://flickopenapi.co/merchant/create-customer"

	payload := strings.NewReader("{\n  \"first_name\": \"Kingsley\",\n  \"last_name\": \"Doe\",\n  \"middle_name\": \"Doe\",\n  \"sum_sub\": {\n    \"userProvidedKey\": \"userProvidedValue\"\n  },\n  \"dob\": \"1981-10-22\",\n  \"id_document_base64\": \"AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==\",\n  \"kyc_details\": {\n    \"phone_no\": \"+23313405943\",\n    \"country_of_residence\": \"NG\",\n    \"nationality\": \"NG\",\n    \"city\": \"lagos\",\n    \"state\": \"lagos\",\n    \"street\": \"no 1 Kings Street\",\n    \"zip\": \"120039\",\n    \"birth_place\": \"Victoria, NG\",\n    \"id_type\": \"national_id\",\n    \"id_number\": \"1111222000\",\n    \"date_onboarded\": \"2025-01-21\",\n    \"expiration_date\": \"2025-01-21\",\n    \"issued_date\": \"21.10.2021\",\n    \"issued_by\": \"NG\",\n    \"issued_country_code\": \"NG\",\n    \"tax_residency\": \"<string>\"\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://flickopenapi.co/merchant/create-customer")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"first_name\": \"Kingsley\",\n  \"last_name\": \"Doe\",\n  \"middle_name\": \"Doe\",\n  \"sum_sub\": {\n    \"userProvidedKey\": \"userProvidedValue\"\n  },\n  \"dob\": \"1981-10-22\",\n  \"id_document_base64\": \"AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==\",\n  \"kyc_details\": {\n    \"phone_no\": \"+23313405943\",\n    \"country_of_residence\": \"NG\",\n    \"nationality\": \"NG\",\n    \"city\": \"lagos\",\n    \"state\": \"lagos\",\n    \"street\": \"no 1 Kings Street\",\n    \"zip\": \"120039\",\n    \"birth_place\": \"Victoria, NG\",\n    \"id_type\": \"national_id\",\n    \"id_number\": \"1111222000\",\n    \"date_onboarded\": \"2025-01-21\",\n    \"expiration_date\": \"2025-01-21\",\n    \"issued_date\": \"21.10.2021\",\n    \"issued_by\": \"NG\",\n    \"issued_country_code\": \"NG\",\n    \"tax_residency\": \"<string>\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://flickopenapi.co/merchant/create-customer")

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  \"first_name\": \"Kingsley\",\n  \"last_name\": \"Doe\",\n  \"middle_name\": \"Doe\",\n  \"sum_sub\": {\n    \"userProvidedKey\": \"userProvidedValue\"\n  },\n  \"dob\": \"1981-10-22\",\n  \"id_document_base64\": \"AMTQA2iiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigD/2Q==\",\n  \"kyc_details\": {\n    \"phone_no\": \"+23313405943\",\n    \"country_of_residence\": \"NG\",\n    \"nationality\": \"NG\",\n    \"city\": \"lagos\",\n    \"state\": \"lagos\",\n    \"street\": \"no 1 Kings Street\",\n    \"zip\": \"120039\",\n    \"birth_place\": \"Victoria, NG\",\n    \"id_type\": \"national_id\",\n    \"id_number\": \"1111222000\",\n    \"date_onboarded\": \"2025-01-21\",\n    \"expiration_date\": \"2025-01-21\",\n    \"issued_date\": \"21.10.2021\",\n    \"issued_by\": \"NG\",\n    \"issued_country_code\": \"NG\",\n    \"tax_residency\": \"<string>\"\n  }\n}"

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

{
  "status": 200,
  "message": "Payer created successfully",
  "payerId": "ehuf-47a1-89gg6-460bf99bd"
}