Status: 200
Body: {
	"token_type": "Bearer",
	"access_token": TOKEN_WILL_BE_HERE,
	"lifetime": TOKEN_LIFETIME,
}

Status: 404|401
Body: {
	"code": ERROR_CODE,
	"error": ERROR_NAME
}

Status: 200
Body : {
	"data": {
		"id": ID,
		"url": URL_TO_BILL_PAGE,
		"address": BLOCKCHAIN_ADDRESS,
		"created": TIME,
		"expired": TIME|NULL,
		"status": BILL_STATUS,
		"tracking_id": TRACKING_ID,
		"amount": AMOUNT_MULTIPLIED_BY_TEN_IN_POW,
		"actual_amount":
		ALREADY_PAID_AMOUNT_MULTIPLIED_BY_TEN_IN_POW,
		"pow": POW,
		"message": MESSAGE,
	},
}

Status: 200
BODY : OK

Status: 200
Body : {
"data": [
		{
			"from": {
				"alpha": BASE_CURRENCY_ALPHA,
				"iso": BASE_CURRENCY_ISO
			},
			"to": {
				"alpha": TARGET_CURRENCY_ALPHA,
				"iso": TARGET_CURRENCY_ISO
			},
			"rate": RATE_MULTIPLIED_BY_TEN_IN_POW,
			"pow": POW,
			"expire": RATE_EXPIRE_TIMESTAMP
		},
		...
	],
}

Status: 200
Body : {
"data": [
		{
		"from": {
			"alpha": BASE_CURRENCY_ALPHA,
			"iso": BASE_CURRENCY_ISO
		},
		"to": {
			"alpha": TARGET_CURRENCY_ALPHA,
			"iso": TARGET_CURRENCY_ISO
		},
		"rate": RATE_MULTIPLIED_BY_TEN_IN_POW,
		"pow": POW,
		"expire": RATE_EXPIRE_TIMESTAMP
		},
		...
	],
}

Status: 200
Body : {
	"data": {
		"id": ID,
		"virtual_wallet_id": VIRTUAL_WALLET_ID,
		"address": BLOCKCHAIN_ADDRESS,
		"transaction": BLOCKCHAIN_TRANSACTION,
		"created": TIME,
		"callback_url": CALLBACK_URL|NULL,
		"status": BILL_STATUS,
		"tracking_id": TRACKING_ID,
		"amount": AMOUNT_MULTIPLIED_BY_TEN_IN_POW,
		"pow": POW,
		"currency": {
			"alpha": CURRENCY_ALPHA,
			"iso": CURRENCY_ISO
		},
	},
}

{
	[
		"id": ID,
		"url":URL,
		"address": ADDRESS_IN_BLOCKCHAIN,
		"created": TIME,
		"expired": TIME|NULL,
		"status": BILL_STATUS,
		"tracking_id": BILL_IDENTIFIER,
		"amount": PAYMENT_AMOUNT,
		"actual_amount": AMOUNT_OF_FUNDS_RECEIVED,
		"pow": POW,
		"transactions":
		{
			"id": TRANSACTION_ID,
			"bill_id": BILL_ID,
			"created": TIME_OF_PAYMENT_CREATION,
			"amount": AMOUNT_MULTIPLIED_BY_TEN_IN_POW,
			"pow": POW,
			"status": TRANSACTION_STATUS,
			"transaction": TRANSACTION_IN_BLOCKHAIN,
			"type": TYPE (SEND|RECEIVE),
			"currency": {
				"iso": CURRENCY_ISO,
				"alpha": CURRENCY_ALPHA
			}
		}
	]
}

curl --request GET \
--url https://gw-test.b2binpay.com/api/login \
--header 'authorization: Basic
MGZiYTgwYmY0MGZkOTMxOmYyMDNlZjdkMGY3NmE5OA=='

$curl = curl_init();
curl_setopt_array($curl, array(
	CURLOPT_URL => "https://gw-test.b2binpay.com/api/login",
	CURLOPT_RETURNTRANSFER => true,
	CURLOPT_ENCODING => "",
	CURLOPT_MAXREDIRS => 10,
	CURLOPT_TIMEOUT => 30,
	CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
	CURLOPT_CUSTOMREQUEST => "GET",
	CURLOPT_HTTPHEADER => array(
		"Authorization: Basic MGZiYTgwYmY0MGZkOTMxOmYyMDNlZjdkMGY3NmE5OA=="
	),
));
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
	echo "cURL Error #:" . $err;
} else {
	echo $response;
}

curl --request POST \
--url https://gw-test.b2binpay.com/api/v1/pay/bills \
--header 'authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJCMkJDcnlwdG9QYXkiLCJzdWIiOiIwZmJhODBiZjQwZmQ5MzEiLCJpYXQiOjE1MTE5MDY3MjIsImV4cCI6MTUyMDU0NjcyMn0.-AaTOAnhne-u8ioWMJrTozph_25mQhSTQGS2cx3tx6w' \
--header 'content-type: application/x-www-form-urlencoded' \
--data 'wallet=2&amount=100000&lifetime=0&pow=8'

$curl = curl_init();
curl_setopt_array($curl, array(
	CURLOPT_URL => "https://gw-test.b2binpay.com/api
	/v1/pay/bills",
	CURLOPT_RETURNTRANSFER => true,
	CURLOPT_ENCODING => "",
	CURLOPT_MAXREDIRS => 10,
	CURLOPT_TIMEOUT => 30,
	CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
	CURLOPT_CUSTOMREQUEST => "POST",
	CURLOPT_POSTFIELDS => "wallet=2&amount=100000&lifetime=0&pow=8",
	CURLOPT_HTTPHEADER => array(
		"authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJCMkJDcnlwdG9QYXkiLCJzdWIiOiIwZmJhODBiZjQwZmQ5MzEiLCJpYXQiOjE1MTE5MDY3MjIsImV4cCI6MTUyMDU0NjcyMn0.-AaTOAnhne-u8ioWMJrTozph_25mQhSTQGS2cx3tx6w",
		"content-type: application/x-www-form-urlencoded"
	),
));
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
	echo "cURL Error #:" . $err;
} else {
	echo $response;
}

{
    "id": 11673,
    "url": "https://gw-test.b2binpay.com/eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJCMkJDcnlwdG9QYXkiLCJzdWIiOjExNjczLCJpYXQiOjE1ODAyOTI3MTgsImV4cCI6MTU4MDM3OTExOH0.3XtdxiRNfrDLLQCAX2HHEUmw1bo9CS5-wv8KtYHlGR0",
    "address": "5e315a6e23e7e2a084e55c87b14bcdaad1f62fdbbac8e",
    "created": "2020-01-29 10:11:58",
    "expired": "2020-01-30 10:11:58",
    "status": "2",
    "tracking_id": "2",
    "callback_url": "https://your.website.com/b2binpay/callback",
    "amount": "500000000000000000",
    "actual_amount": "500000000000000000",
    "pow": "18",
    "transactions": [
      {
        "id": "9742",
        "bill_id": "11673",
        "created": "2020-01-29 10:15:02",
        "amount": "500000000000000000",
        "pow": "18",
        "status": "1",
        "transaction": "NWUzMTVhNmUyM2U3ZTJhMDg0ZgU1Yzg3YjFlYmNkYWFkMWY2MmZkYmJhYzhlIzAuNTAwMDAwMDAwMDAwMDAwMDAw",
        "type": "0",
        "currency": {
          "iso": "1000",
          "alpha": "BTC"
        },
        "transfer_amount": "439617",
        "transfer_pow": "2",
        "transfer_currency": {
          "iso": "840",
          "alpha": "USD"
        },
        "transfer_rate": "883652509337",
        "transfer_rate_pow": "8"
      }
    ],
    "currency": {
      "iso": "1000",
      "alpha": "BTC"
    },
    "sign": 
    {
      "time": "Wed Jan 29 2020 10:15:06 GMT+0000",
      "hash": "{HASH}"
    }
}