Hotline Topics API (V1)

{
    "action": "info_by_topic",
    "group_id": "2101424779", # as it appers in topic public link (without -100)
    "topic_id": "$TOPIC_ID",  # as it appers in topic public link

    "instance": "$INSTANCE",
    "api_key": "$KEY"
}

{
    "result": "topic_info",
    "group_id": $GROUP_ID,
    "topic_id": $TOPIC_ID,

    "frontend_type": "private",
    "instance_name": "$INSTANCE_NAME",
    "instance_frontend_user_id": $INSTANCE_FRONTEND_USER_ID,
    "instance_id": $INSTANCE_ID,

    "chat_id": $CHAT_ID,
    "thread_id": $THREAD_ID,

    "topic_last_date": "$LAST_DATE",
    "topic_status": "$STATUS",
    "topic_title": "$TITLE",

    "user_id": $USER_ID,
    "user_name": "$NAME",
    "user_first_name": "$FNAME",
    "user_last_name": "$LNAME",
    "user_username": "$USERNAME",
    "user_lang": "None",
    "user_phone": "None"
}

{
    "result":"topic_info",

    "group_id": $GROUP_ID,
    "topic_id": $TOPIC_ID,

    "frontend_type": "group",
    "instance_name": "$INSTANCE_NAME",
    "instance_frontend_user_id": $INSTANCE_FRONTEND_USER_ID,
    "instance_id": $INSTANCE_ID,

    "frontend_chat_id": $CHAT_ID,

    "topic_last_date": "$LAST_DATE",
    "topic_status": "$STATUS",
    "topic_title": "$TITLE"
}

{
    "action": "incoming_in_topic",
    "user_id": $USER_ID1,
    "message": "/ `test` *incoming* _message_ \n\n [@hotlinetg_support]",

    "instance": "$INSTANCE",
    "api_key": "$KEY"
}

{
    "result": "message_sent",
    "topic_link": "https://t.me/c/2101424779/1591",
    "message": "/ `test` *incoming* _message_ \n\n [@hotlinetg_support]",
    "chat_id": $CHAT_ID,
    "thread_id": "$THREAD_ID"
}