Withdrawal interface — Myanmar MMK
Use the merchant ID and merchant API key issued by EOOPAY. Each product must be enabled for your merchant account before use. Submit the product number assigned to you.
Amounts are in Myanmar kyat (MMK), with at most two decimal places.
Amount per withdrawal: MMK 50–1,000,000.
Product numbers
| payment_code | Product name | Payment method |
|---|---|---|
| 11031 | MMK-PAYOUT-WAVEPAY | WAVEPAY |
| 11032 | MMK-PAYOUT-KBZPAY | KBZPAY |
Existing enabled product numbers and request formats remain unchanged. The table lists additional products; existing merchants do not need to replace their original product numbers.
POST https://{request-address}/Payment_AddOrderContent-Type: application/x-www-form-urlencoded
Request parameters
| Parameter | Required | Type | Description |
|---|---|---|---|
| mchid | Yes | string | EOOPAY merchant ID |
| applydate | Yes | string | yyyy-MM-dd HH:mm:ss |
| out_trade_no | Yes | string | Unique merchant order number; do not submit duplicate orders |
| payment_code | Yes | string | Enabled withdrawal product number from the table above |
| money | Yes | string | Amount in MMK, e.g. 2000.00 |
| bankname | Yes | string | Match the selected product: wave / kbz |
| accountnumber | Yes | string | Valid recipient account number; send as a string to preserve leading zeros |
| accountname | Yes | string | Recipient account holder name |
| userid | Yes | string | End-user identifier in the merchant system |
| notifyurl | Yes | string | Merchant URL for asynchronous result notifications |
| pay_md5sign | Yes | string | Calculate using the existing EOOPAY merchant signing rules |
Request example
This is a parameter template, not a live order. Replace the merchant ID, account details, order number and callback URLs, then calculate the signature with your merchant key. Send the actual request as form data.
{
"mchid": "YOUR_MERCHANT_ID",
"applydate": "2026-10-20 12:00:00",
"out_trade_no": "MMKPAYOUT_UNIQUE_ORDER",
"payment_code": "11031",
"money": "2000.00",
"bankname": "wave",
"accountnumber": "YOUR_RECIPIENT_ACCOUNT",
"accountname": "YOUR_RECIPIENT_NAME",
"userid": "YOUR_USER_ID",
"notifyurl": "https://merchant.example/payment/notify",
"pay_md5sign": "RECALCULATE_WITH_YOUR_MERCHANT_KEY"
}Response parameters and example
| Parameter | Required | Type | Description |
|---|---|---|---|
| success | Yes | boolean | true means the request was accepted, not that the withdrawal completed |
| errCode | Yes | string | 0 indicates request acceptance; inspect errMsg for errors |
| errMsg | Yes | string | Acceptance or error message; obtain final status from a callback or query |
{
"success": true,
"errCode": "0",
"errMsg": "Accepted; awaiting payment result"
}If the request times out or the final result is unavailable, query the original order before any retry to avoid duplicate withdrawals. Match the original merchant order number and do not treat acceptance as settlement.
Signing, queries and callbacks
Encryption · Deposit inquiry · Withdrawal inquiry · Deposit callback · Withdrawal callback
Existing product reference (unchanged)
https://{request address}/Payment_AddOrder
Request parameters
|
parameter name |
required |
type |
explanation |
|
mchid |
YES |
string |
The "merchant number" provided by the payment system to the cooperative merchant |
|
applydate |
YES |
string |
Initiate payment time，(yyyy-MM-dd HH:mm:ss) |
|
out_trade_no |
YES |
string |
Merchant’s unique order number |
|
payment_code |
YES |
string |
To pay for the product code, contact customer service to obtain it. |
|
money |
YES |
string |
Payment amount (unit: YES, current currency, 2 decimal places, 100.00) |
|
bankname |
YES |
string |
kbz or wave |
|
accountnumber |
YES |
string |
Bank card number or account number corresponding to the payment account |
|
accountname |
YES |
string |
Beneficiary Name |
|
userid |
YES |
string |
Transaction user ID; if it is inconvenient or unobtainable, please provide other alternative data, such as the player's mobile phone number. |
|
notifyurl |
YES |
string |
Payment callback address |
|
pay_md5sign |
YES |
string |
signature |
response parameters
|
parameter name |
required |
type |
explanation |
|
success |
YES |
string |
True for success, false for failure |
|
errCode |
YES |
string |
0 |
|
errMsg |
YES |
string |
Payment status message |
Request example
|
{ |
Return example
|
{ "success": true, "errCode": "0", "errMsg": "Success" } |
