chat_key to POST /nandini/chat to continue it, or to GET /nandini/chats/{chat_key} to open it.chat_key, title (seeded from the first message), last_message (preview), last_at (last activity, human-readable UTC string), and last_at_timestamp (same instant as Unix epoch milliseconds - sort/compare on this instead of parsing last_at).200 - data.threads[].401 - invalid/expired tokenAuthorization: Bearer ********************curl --location 'https://uat-api.hastaai.in/api/v1/nandini/chats' \
--header 'Authorization: Bearer <token>'{
"success": true,
"message": "Conversations fetched successfully",
"data": {
"threads": [
{
"chat_key": "Chat-A1B2C3",
"title": "What does my kundali say…",
"last_message": "Your 10th house lord…",
"last_at": "2026-06-24T10:30:00Z",
"last_at_timestamp": 1782297000000
}
]
}
}