curl --request POST \
  --url https://flickopenapi.co/merchant/create-account \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "currency": "NGN, USD, CAD, GBP",
  "institutionId": "eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==",
  "payerId": "e13-47a1-89d4-460bf99bd",
  "country": "Nigeria",
  "accountNumber": "222000011123",
  "sortCode": "023",
  "iban": "039456-1245993-345"
}
'

import requests

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

payload = {
    "currency": "NGN, USD, CAD, GBP",
    "institutionId": "eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==",
    "payerId": "e13-47a1-89d4-460bf99bd",
    "country": "Nigeria",
    "accountNumber": "222000011123",
    "sortCode": "023",
    "iban": "039456-1245993-345"
}
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({
    currency: 'NGN, USD, CAD, GBP',
    institutionId: 'eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==',
    payerId: 'e13-47a1-89d4-460bf99bd',
    country: 'Nigeria',
    accountNumber: '222000011123',
    sortCode: '023',
    iban: '039456-1245993-345'
  })
};

fetch('https://flickopenapi.co/merchant/create-account', 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-account",
  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([
    'currency' => 'NGN, USD, CAD, GBP',
    'institutionId' => 'eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==',
    'payerId' => 'e13-47a1-89d4-460bf99bd',
    'country' => 'Nigeria',
    'accountNumber' => '222000011123',
    'sortCode' => '023',
    'iban' => '039456-1245993-345'
  ]),
  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-account"

	payload := strings.NewReader("{\n  \"currency\": \"NGN, USD, CAD, GBP\",\n  \"institutionId\": \"eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==\",\n  \"payerId\": \"e13-47a1-89d4-460bf99bd\",\n  \"country\": \"Nigeria\",\n  \"accountNumber\": \"222000011123\",\n  \"sortCode\": \"023\",\n  \"iban\": \"039456-1245993-345\"\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-account")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"currency\": \"NGN, USD, CAD, GBP\",\n  \"institutionId\": \"eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==\",\n  \"payerId\": \"e13-47a1-89d4-460bf99bd\",\n  \"country\": \"Nigeria\",\n  \"accountNumber\": \"222000011123\",\n  \"sortCode\": \"023\",\n  \"iban\": \"039456-1245993-345\"\n}")
  .asString();

require 'uri'
require 'net/http'

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

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  \"currency\": \"NGN, USD, CAD, GBP\",\n  \"institutionId\": \"eZl0T7elDC3VWefiqYT4RujW7tL5gF6rslfpc/coZUIyXU26+MvBa0MDZI/OK6Q/DpIUn4UfxhKzk4z6LQ8dOob1J4t0VSfVLFjk4yAa5XvDFYFGRMbTZZ62PTLjzZ6tm0/MKZdw7J4QaVzCqAoIEAzWKex01O0ItInfMtMyVQK6w8NrloLgFoR8MisFK8319apdC+RE9rrrestY+gjeXCBrqivTAPPfYLad/tIRco75ZSLp6SZHnMpi11N2+/oxKzLwm3IJLv/8xjpQKPOi4ITZp==\",\n  \"payerId\": \"e13-47a1-89d4-460bf99bd\",\n  \"country\": \"Nigeria\",\n  \"accountNumber\": \"222000011123\",\n  \"sortCode\": \"023\",\n  \"iban\": \"039456-1245993-345\"\n}"

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

{
  "status": "Success",
  "message": "Account created successfully",
  "payerId": "Flick-1c-jfkrn35-5fjsd8-vsd"
}