From b499577b33a4556ebeca26debcf07769b7585964 Mon Sep 17 00:00:00 2001
From: Yannik Schmidt <yannik.schmidt@thermoscan.de>
Date: Wed, 10 Jun 2020 23:20:56 +0200
Subject: [PATCH] improve readme

---
 README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/README.md b/README.md
index 06d64e6..70cb483 100644
--- a/README.md
+++ b/README.md
@@ -20,3 +20,16 @@ Simplistic server that connect to a Telegram bot, takes messages via *POST*-requ
        --interface INTERFACE    Interface on which to listen (default: localhost)
        --port PORT              Port on which to listen (default: 5000)
        --token-file TOKEN_FILE  File containing the Bot-Token (default: bot.token)
+
+# HTTP Request
+The HTTP request must be a *POST*-request, with *Content-Type: application/json* and a json-field containing the key *"message"* with the value being the message you want to send.
+
+The following locations are supported:
+
+    /send-all   # send a message to all subscribed clients
+
+# Example (curl)
+
+    curl -X POST -H "Content-Type: application/json" --data '{"message":"hallo world"}' localhost:5000/send-all
+
+