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Note:

In case of Carousel template, the postback texts are added to the Cards of the Carousel template.

If the template has a quick reply button, then the postback texts can be added to the Callback URL.

Parameters

Key	Description	Required/Optional	Type	Value
Authorization	Access Token for the application	Required	String	{{PARTNER_APP_TOKEN}}
appId	Unique Identifier for Gupshup App	Required	String	{{APP_ID}}
source	Phone number to send a message from. Required phone Number With Country Code	Required	Integer	91891056XXXX
src.name	App name	Required	String	Appname1
sandbox	Should be a boolean value	Optional	Boolean	false
destination	Phone number of the customer to send the message to. Required phone Number With Country Code.	Required	Integer	918286836XXX
template	MPM Template For the MPM template, params must include all params including a product ID (which is to be used as a thumbnail (last in the list)). For MPM template messages template section must be provided with valid Ids `template={ "id":"3b9bf65b-979c-44d3-a269-dec2f20c4e52", "params":[ "zqc2qfz5fm" ], "mpm":{ "sections":[{ "title":"Products", "products":[ "zqc2qfz5fm" ] }, { "title":"Products2", "products":[ "xyli96fcbn" ] }] } }` Catalog Template The catalog template is only supported on CAPI. For catalog template Params should contain the productId which will be sent as thumbnail for the catalog (Must be the last element in templateParams list). LTO Template When the template type is LTO, we can specify the expiration period. `{"id":"{template_id}","params":["template_params_list"],"expiration":{expiration_time_in_UNIX_timestamp_in_milliseconds}}`	Optional	String	{"id": "007b7c0e-fc8d-4698-a9a8-3938151dd5da","params": ["monday","2020-12-20","apps"]}
src.name	App name, whose appId used while creating template	Required	String	GupshupDevAssistant01
message	For the carousel, message JSON along with the media id/link will also contain the postbackTexts here index is the button index (starts from 0) and text is the postback text for that button. `{ "type": "carousel", "cardHeaderType": "<IMAGE/VIDEO>", "cards": [ { "id/link": "<image_id or image_link/video_id or video_link>", "postbackTexts":[{"index":0,"text":"hello"}] }, ] }`	Optional	String	`{ "type": "carousel", "cardHeaderType": "IMAGE", "cards": [ { "link": "<https://fastly.picsum.photos/id/13/2500/1667.jpg?hmac=SoX9UoHhN8HyklRA4A3vcCWJMVtiBXUg0W4ljWTor7s">, "postbackTexts": [ { "index": 1, "text": "hello" } ] }]`
postbackTexts	Add Postback Text for quick reply button `[ { "index": 3, // button index starts from 0 "text": "hello" //postback text for the button } ]`	Optional	String	`[{"index":4,"text":"hello"},{"index":5,"text":"hey"}]`
channel	Messaging channel to send message on.	Optional	String	whatsapp
Token	Your app token, please refer Get access token api to get the token from partner documentation.	Required	String	sk_61b3021c97xxx4370b341f8baaae0xxxx

Sample Request

curl --location '{{partner_base_url}}/partner/app/{{APP_ID}}/template/msg' \
--header 'Connection: keep-alive' \
--header 'Authorization: {{PARTNER_APP_TOKEN}}' \
--header 'Content-Type: application/x-www-form-urlencoded' \
--data-urlencode 'channel=whatsapp' \
--data-urlencode 'source={{SOURCE_NUMBER}}' \
--data-urlencode 'sandbox=false' \
--data-urlencode 'destination={{DESTINATION_NUMBER}}' \
--data-urlencode 'template={"id": "{{TEMPLATE_ID}}","params":[]' \
--data-urlencode 'src.name={{APP_NAME}}' \
--data-urlencode 'message={{MESSAGE}}' \
--data-urlencode 'postbackTexts=[{"index":4,"text":"Hello"}]'

Sample Response

    {
      "status": "submitted",
      "messageId": "b****acb-3***-4***-98**-64*****ea9**"
    }

Expected Response on Callback

{
  "app": "{{app_name}}",
  "timestamp": 1716900845926,
  "version": 2,
  "type": "message",
  "payload": {
    "id": "wamid.HBgMOTE4ODg4OTk4NTQ1FQIAEhgUM0EzODA1NkE2OENBNEFGQjFFQjkA",
    "source": "{{phone_number}}",
    "type": "quick_reply",
    "payload": {
      "text": "Yes",
      "type": "button",
      "postbackText": "hello"
    },
    "sender": {
      "phone": "{{phone_number}}",
      "name": "{{name}}",
      "country_code": "91",
      "dial_code": "{{phone_number}}"
    },
    "context": {
      "id": "3847e304-2b9f-4cef-a72d-29aca93f95ce",
      "gsId": "3d749fe7-36fb-44b6-8209-f79efed697f9",
      "forwarded": false,
      "frequently_forwarded": false
    }
  }
}

Status Codes

Status Code	Response	Comment
Success
200	`{ "status": "submitted", "messageId": <messageId> }`
Error
400	`{ "message": "Invalid Destination", "status": "error" }`	If the destination is missing.
400	`{ "message": "Invalid App Details", "status": "error" }`	If the source is missing or app details are not found"If the source is unavailable or the application details cannot be found.
500	`{ "status": "error", "message": "Internal server error. Please try again later and If Issue still persist than contact Gupshup Dev Support" }`	For any Internal Error