Transfer Fund

Fund transfer API used for merchant/partner to initiate Fund transfer between wallets.

EndPoint

POST /binancepay/openapi/wallet/transfer

Request Parameters

Attributes	Type	Required	Limitation	Description
requestId	string	Y	maximum length 32	Represents the unique ID of each transfer request.Generated by the merchant
currency	string	Y	Valid currency, must be in uppercase	transfer currency, e.g. "USDC","USDT" & "BNB"
amount	string	Y	Amount Range: 0.00000001 - 999999999999999.99999999, each currency amount has a precision, see the info from api refer to	the transfer amount
transferType	string	Y	Only "TO_MAIN" OR "TO_PAY"	The transfer direction specified by the merchant. TO_MAIN means to spot wallet, TO_PAY means to funding wallet

Sample Request Body

{
  "requestId": "100002021071407140001",
  "currency": "BNB",
  "amount": "0.01",
  "transferType": "TO_MAIN"
}

Response Parameters

Attributes	Type	Required	Limitation	Description
status	string	Y	"SUCCESS" or "FAIL"	status of the API request
code	string	Y	-	request result code, refer to
data	TransferResult	N	-	response body, refer to
errorMessage	string	N	maximum length 256

Child Attribute

TransferResult

Attributes	Type	Required	Limitation	Description
tranId	string	Y	-	the value of Request property requestId
status	string	Y	SUCCESS OR FAILURE OR PROCESS	SUCCESS (indicating that the transfer is completely successful), FAILURE (indicating that the transfer has failed, it may be that the transferor has a problem with the transferee), PROCESS (the transfer is in progress)
currency	string	Y	transfer currency
amount	string	Y	transfer amount
transferType	string	Y	transfer type

Sample Response

{
  "status": "SUCCESS",
  "code": "000000",
  "data": {
    "tranId": "100002021071407140001",
    "status": "SUCCESS",
    "currency": "BNB",
    "amount": "0.01",
    "transferType": "TO_MAIN"
  },
  "errorMessage": ""
}

Sample Response For Idempotent Request

{
  "status": "REPEAT_REQ_SUCCESS",
  "code": "000001", 
  "data": {
    "tranId": "100002021071407140001",
    "status": "SUCCESS",
    "currency": "BNB",
    "amount": "0.01",
    "transferType": "TO_MAIN"
  },
  "errorMessage": ""
}

Result Code

Name	Code	Reason	Solution
UNKNOWN_ERROR	400000	An unknown error occurred while processing the request.	Try again later
INVALID_REQUEST	400001	Parameter format is wrong or parameter transferring doesn't follow the rules.	Please check whether the parameters are correct.
INVALID_SIGNATURE	400002	Incorrect signature result	Check whether the signature parameter and method comply with signature algorithm requirements.
INVALID_TIMESTAMP	400003	Timestamp for this request is outside of the time window.	Sync server clock
INVALID_API_KEY_OR_IP	400004	API identity key not found or invalid.	Check API identity key
BAD_API_KEY_FMT	400005	API identity key format invalid.	Check API identity key.
BAD_HTTP_METHOD	400006	Request method not supported.	Check Request method.
MEDIA_TYPE_NOT_SUPPORTED	400007	Media type not supported.	Check Request Media type.
INVALID_REQUEST_BODY	400008	Request body is not a valid json object.	Check Request body
REPEAT_REQ_INCONSISTENT	400009	Request repeated, but your request body is different from the last request.	Check Request body
MANDATORY_PARAM_EMPTY_OR_MALFORMED	400100	A parameter was missing/empty/null, or malformed.
INVALID_PARAM_WRONG_LENGTH	400101	A parameter was not valid, was empty/null, or too long/short, or wrong format.
INVALID_PARAM_WRONG_VALUE	400102	A parameter was not valid, the value is out of range.
INVALID_PARAM_ILLEGAL_CHAR	400103	A parameter was not valid, contains illegal characters
INVALID_REQUEST_TOO_LARGE	400104	Invalid request, content length too large
INVALID_ACCOUNT_STATUS	400203	Not support for this account, please check account status.
PAYMENT_ACTION_TOO_FREQUENT	400501	action Too Frequent, get the lock fail	Try again later
PAYMENT_INSUFFICIENT_BALANCE	400611	Insufficient Balance

assetDigitApi

GEt https://www.binance.com/bapi/asset/v2/public/asset/asset/get-all-asset

Attributes	Type	Required	Limitation	Description
assetCode	string	Y	-	currency code
assetDigit	long	Y	-	decimal precision