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POST
/
chats
/
{chatId}
/
messages
Request on-demand message history
curl --request POST \
  --url https://wsapi.chat/chats/{chatId}/messages \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --header 'X-Instance-Id: <x-instance-id>' \
  --data '
{
  "lastMessageId": "3EB0A0B0C1D2E3F4",
  "lastMessageSenderId": "1234567890",
  "count": 50
}
'
{
  "status": "ok"
}

Authorizations

​
X-Api-Key
string
header
required

Instance or customer-level API key. Either the instance's own API key or the customer's API key is accepted. Must be paired with the X-Instance-Id header to identify the target instance.

Headers

​
X-Instance-Id
string
default:{{instanceId}}
required

The ID of the WhatsApp instance to use

Path Parameters

​
chatId
string
required

Chat JID (user or group)

Body

application/json
​
lastMessageId
string
required

ID of the last known message in the chat

​
lastMessageSenderId
string
required

Phone number or JID of the sender of the last known message

​
count
integer
default:50

Number of messages to request (default 50, max 500)

Required range: 1 <= x <= 500

Response

History sync request accepted

​
status
string
Example:

"ok"