curl --request GET \
  --url https://api.heyy.io/api/v2.0/{channelId}/chats \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "<string>",
      "channelId": "<string>",
      "contactId": "<string>",
      "status": "<string>",
      "isUnread": true,
      "createdAt": "<string>",
      "updatedAt": "<string>",
      "handleId": "<string>",
      "assignedUserId": "<string>",
      "assignedTeamId": "<string>",
      "lastMessageAt": "<string>"
    }
  ]
}