# invokeService

The interface is used to call the service platform shelf API, applicable to the Official Account message template, Mini programs and third-party platform calls, the difference is only access_Token generation.

# HTTPS call

# Request Address

POST https://api.weixin.qq.com/wxa/servicemarket?access_token=ACCESS_TOKEN

# Request parameters

attribute	type	Required	Introductions
access_Token	string	yes	If it is Official Account message template， Then refer toGet_access_TokenIf it is an Mini Program, refer to theauth.getAccessTokenIf it is a third-party platform call, refer to theauthorizer_access_Token
service	string	yes	service ID, the service id can be found on each interface detail page, see the screenshot at the end of the document
api	string	yes	Interface nameThe api can be found on each interface detail page Name, please see the screenshot at the end of the document
data	string	yes	Defined by the service provider interface JSON Format of data, see the interface documentation for each service for details
client_msg_id	string	yes	Random character string ID, the unique identification of the caller's request
async	boolean	no	Whether it is an asynchronous API, when it is an asynchronous call, you must fill in true

# Return value

# Object

Returned JSON Data packet

attribute	type	Introductions
errcode	number	Error code
errmsg	string	Error message
data	string	Packet Return Information
request_id	string	Asynchronous call will return, unique id

# Synchronization Request Data Example

{
  "service" : "wx79ac3de8be320b71",
  "api" : "OcrAllInOne",
  "data" : {
    "img_url": "http://mmbiz.qpic.cn/mmbiz_jpg/7UFjuNbYxibu66xSqsQqKcuoGBZM77HIyibdiczeWibdMeA2XMt5oibWVQMgDibriazJSOibLqZxcO6DVVcZMxDKgeAtbQ/0",
    "data_type": 3,
    初始值_type": 1
  },
  "client_msg_id" : "id123"
}

# Synchronous Return Data Example

{
 "errcode": 0,
 "errmsg": "ok",
 "data": "{"idcard_res":{"type":0,"name":{"text":"abc","pos"0312500}}},"image_width":480,"image_height":304}}"
}

# Asynchronous Request Data Example

 {
    "service" : "wxee446d7507c68b11",
    "api" : "SecCheckAsync"
    "data" : {
     "BusinessType": 1,
       "MediaType": 1,
       "TextContent": "hello",
        "MediaUrl": "http://example.com/example.jpg"
    },
    "client_msg_id" : "random_id_456",
    "async" : true,
    "client_msg_id" : "id123"
}

# Asynchronous Return Data Example

{
 "errcode": 0,
 "errmsg": "ok",
 "request_id": " MLwFmCkCxNOthxteVMf3UFWRmb9VPwTMTuxJUAUD-svS-6AqBC9tbzZzDyHFglQ5_aI"
}

# Error code

Error code	Description in English	Description in Chinese
0	ok	success
9301001		Parameter error
初始值	call api service failed	Call backend service failed
9301003	internal exception	System failure
9301010	consumption failure	Inadequate quota
9301011		Frequency limitation
9301012		Service processing timeout
9301014		RequestID
9301015		Backend not processed yet

# Service ID and interface name

The service id and interface name can be found in the following way