Micro-credit public number can be issued through the cash envelope to pay the micro-letter cash red envelopes (with development Tutorials) _ Application Tips

Chinese New Year will be to pay the treasure red envelopes fought a battle, micro-letter in the circle of friends to shield it from sharing, but the single defense is not enough, offensive is the best defense. Yesterday, the micro-letter payment Cash Red Envelopes officially open, just open micro-letter payment, you can access cash red envelopes. Micro-credit public number can also be issued cash red envelopes!

Through the cash red envelope, the public number developer can plan the related operation activities, give the user the micro-letter payment cash red envelopes, better achieve the brand promotion and feedback the user's effect.

1, when the merchant calls the interface, by assigning the object and sending the amount of the way to distribute red envelopes, this way, allows the merchant to flexibly apply to a variety of rich activities of the scene

2, after receiving the red envelope, the user's funds directly into the micro-letter change, avoid the complicated process of accepting the prize, to the user micro-letter to pay the original fluent experience

Brief introduction

During the Spring Festival, the micro-letter red envelopes with its unique charm, excellent user experience and secure payment environment, once launched by the vast number of users are warmly welcomed, is the micro-letter to pay cash red envelopes to micro-letter payment merchant Open

The rules for the sending of micro-letter red Envelopes

1. Send Frequency Rule

The number of packets per minute shall not exceed 1800;

Beijing time 0:00-8:00 does not trigger the donation of red envelopes (if the above rules do not meet your needs, please send email to wxhongbao@tencent.com for upgrade guidelines)

2. Red Envelope Rules

The amount of a single red envelope is between [1.00 yuan, 200.00 yuan];

The same red packet can only be sent to a user (if the above rules do not meet your needs, please email to wxhongbao@tencent.com to obtain the upgrade guidelines)

Merchant side call Red Envelope interface Process

1. Login micro-letter payment merchant Platform Download certificate and Recharge

Before calling the interface, ask the merchant to sign in to the micro-credit payment merchant platform using the micro-letter payment merchant number to complete the following tasks:

Note:

Micro-letter payment merchant platform address for pay.weixin.qq.com. The micro-letter payment merchant number will be sent to you through an account opening email after the merchant has successfully applied for a micro-letter payment. Please do not use the micro-trust public platform account or AppID login. If you are having trouble logging in, please contact the micro-letter Payment assistant Weixinpay@tencent.com

Download certificate

When the merchant invokes the micro-letter red envelope, the server will authenticate the certificate, please download the certificate on the merchant platform

Recharge

Cash bonus will be deducted from the merchant's available balance, please note that the available balance is not a micro-letter payment volume, the need to recharge, to ensure that the available balance is sufficient. View available balances, recharge, present please login micro-letter Payment merchant platform, enter the "Money Management" menu, to operate

2. Micro-Credit Red envelopes interface Call process

Background API call: To enter the process with the development of detailed communication;

Inform the server: inform the server to receive the micro-letter red envelopes of users OpenID, told the server the amount of money received by the user;

From the business number deduction: The server to obtain information from the corresponding business number deducted the corresponding amount;

Call failed: Due to the failure to meet the sending rules, the business number of the balance is not enough to cause the call failure, feedback to the caller;

Send success: to the micro-letter red Envelope public account to send the corresponding red envelopes to the corresponding users;

User interaction Process

Call cash Red envelope interface, after the successful issuance, the user receives the red envelope process as follows:

Step (a): Received a red envelope message, according to the user's micro-letter version of different, divided into:

Micro-letter version of 6.1 and more users receive the enterprise's own micro-signal (call the interface when the AppID corresponding merchant number) issued to receive information; If the user does not pay attention to the micro-signal, it will receive the "service notice" issued by the message

Micro-letter version of the user under 6.1 still receive messages according to the original process: by the micro-letter red Envelope public number issued to receive information

Step (ii): Click to pick up the message, remove the red envelope

Interface Detailed description

1. Description of Red envelope payment

For companies to send cash bonuses to micro-credit users personally

Currently supports the payment of the specified amount of red envelopes to OpenID, the designated micro-trust user. (Get OpenID See micro-trust public Platform Developer Documentation: Web page authorization to get user profile)

Interface parameters are related to the actual results of the user's collar:

Please login https://pay.weixin.qq.com/if required

2. Interface Call Request description

Request Url:https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack

Certificate Required: Yes (Please refer to Merchant Certificate for certificate and usage instructions)

Request Method: POST

　3. Request parameters

Field name	Field	Must fill	Sample Value	Type	Description
Random string	Nonce_str	Is	5k8264iltkch16cq2502si8znmtm67vs	String (32)	Random string, no longer than 32 bits
Signature	Sign	Is	C380bec2bfd727a4b6845133519f3ad6	String (32)	See Signature generation algorithm for details
Merchant Order Number	Mch_billno	Is	10000098201411111234567890	String (28)	Merchant Order Number (each order number must be unique) Composition: mch_id+yyyymmdd+10 digits that cannot be duplicated within a single day. The interface is reentrant based on the merchant order number, and can be called again if a time-out occurs.
Merchant number	mch_id	Is	10000098	String (32)	The merchant number of the micro-credit payment distribution
Sub Merchant number	sub_mch_id	Whether	10000090	String (32)	Sub-merchant number of micro-credit payment allocation, required in reception mode
Public account AppID	Wxappid	Is	wx8888888888888888	String (32)	Merchant AppID
Provider Name	Nick_name	Is	Tian Hong Department Store	String (32)	Provider Name
Merchant Name	Send_name	Is	Tian Hong Department Store	String (32)	Name of the sender of the red envelope
User OpenID	Re_openid	Is	oxtwiugait6gtksqrlau2m0yl16e	String (32)	Users receiving red envelopes The user's OpenID under the Wxappid
Payment Amount	Total_amount	Is	1000	Int	Payment amount, per cent
Minimum red envelope Amount	Min_value	Is	1000	Int	Minimum red envelope amount, unit
Maximum amount of red envelopes	Max_value	Is	1000	Int	Maximum red envelope amount, unit (Minimum amount equals maximum amount: Min_value=max_value =total_amount)
Total number of red envelopes issued	Total_num	Is	1	Int	Total number of red envelopes issued Total_num=1
Blessing Words for red envelopes	Wishing	Is	Thank you for taking part in guessing lantern riddle activities, I wish you a Happy Lantern Festival!	String (128)	Blessing Words for red envelopes
IP Address	Client_ip	Is	192.168.0.1	String (15)	Calling the interface's machine IP address
Activity name	Act_name	Is	Guessing riddles Rob Red envelopes activities	String (32)	Activity name
Note	Remark	Is	The more you guess, the more you come to rob!	String (256)	Memo Information
URL of the Merchant logo	Logo_imgurl	Whether	Https://wx.gtimg.com/mch/img/ico-logo.png	String (128)	URL of the Merchant logo
Share copy	Share_content	Whether	Come and join the riddle-guessing event.	String (256)	Share copy
Share Links	Share_url	Whether	Http://www.qq.com	String (128)	Share Links
Share the picture	Share_imgurl	Whether	Https://wx.gtimg.com/mch/img/ico-logo.png	String (128)	Share the picture URL

For more information please refer to Http://pay.weixin.qq.com/wiki/doc/api/cash_coupon.php?chapter=13_5

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