text: 
  
  
  module.exports = function(web) {
    async () =>
      web.chat.postMessage({
        ok: true,
        channel: "DP71AR7FC",
        ts: "1571974624.005900",
        message: {
          text: "Here's a message for you",
          type: "message",
          subtype: "im",
          ts: "1503435956.000247"
        }
      });
  };
  