diff --git a/Private-RestAPI.md b/Private-RestAPI.md
index 8e233d2b..a75ea3f0 100644
--- a/Private-RestAPI.md
+++ b/Private-RestAPI.md
@@ -662,6 +662,82 @@ Callback Parameter Sent to Client
 |requester_ip|requester_ip of the request|
 |request_date|time the request submitted |
 
+#### Withdraw Coin by Username
+
+Client can view and use `username` option when sending crypto via TAPI. When successfully receiving a response body with status `success = 1` so  client can confirm approve/reject withdraw via email received. Clik URL in the red box to confirm and green box to cancel request.
+
+![withdrawcoin](https://github.com/fivinsadesla/MAP-Documentation/assets/129377108/ce2c511b-fa5c-4941-a0d7-6a50acede84e)
+
+> When client choose confirm request, the sender's coins will decrease and the receiver's coins will increase.
+
+Request Body
+
+| Name | Type | Mandatory | Description | Value | default |
+|-|-|-|-|-|-|
+|`method`| string |yes|Specify the method you want to call |withdrawCoin||
+|`currency`|string|yes|Currency to withdraw|btc, ltc, doge, eth, etc||
+|`withdraw_amount`|numeric|yes|Amount to send|10.00000000||
+|`withdraw_memo`|string|no|Memo to be sent to the receiver, if supported by the asset platform. Exchanges use this memo for accepting deposits for certain assets.Example: Destination Tag (for Ripple)Message (for NXT)Memo (for BitShares)|a valid memo/message/destination tag||
+|`request_id`|alphanumeric max 255 char|yes|Custom string you need to provide to identify each withdrawal request.|request_id will be passed to callback call so your system can identify the request.d|||
+|`withdraw_input_method`| |yes|Withdraw using method username or address |username||
+|`withdraw_username`|alphanumeric|yes|username withdraw from your request & followed by special character underscrore (_) or strip (-). Mandatory id withdraw_input_method = username |||
+
+Response success `Withdraw Username (BNB)`
+```json
+{
+    "success": 1,
+    "status": "wait",
+    "withdraw_currency": "aave",
+    "withdraw_address": ""
+    "withdraw_amount": "0.05000000",
+    "fee": "0.00000000",
+    "amount_after_fee": "0.05000000",
+    "submit_time": "1684723796",
+    "withdraw_id": "aave-163",
+    "txid": "",
+    "withdraw_username": "User_13"
+}
+```
+
+Response `Withdraw Username (BNB) with invalid Username`
+```json
+{
+    "success": 1,
+    "error" : "Username is not found!"
+    "error_code": ""
+}
+```
+
+Response `Withdraw Username (AAVE) 0 Coin`
+```json
+{
+    "success": 1,
+    "error" : "Can't make withdrawal with amount 0, input a larger withdraw_amount value"
+    "error_code": ""
+}
+```
+
+Response `Withdraw Username (AAVE) > Maksimum Coin per Day`
+```json
+{
+    "success": 1,
+    "error" : "Exceeded today's limit. Remain limit: 217.35817575 AAVE. To increase the limit, please contact customer service."
+}    
+```
+
+Callback Parameter Sent to Client
+
+|Parameter|Description|
+|-|-|
+|request_id|request_id from your request|
+|withdraw_currency|currency from your request|
+|withdraw_address||
+|withdraw_amount|withdraw_amount from your request|
+|withdraw_memo|withdraw_memo from your request (if any)|
+|withdraw_username|username withdraw from your request|
+|requester_ip|requester_ip of the request|
+|request_date|time the request submitted |
+
 #### List Downline Endpoints
 This method is for list all downline in current user