Example

[dependencies]nostr_rust ="*"

use std::{    str::FromStr,    sync::{Arc,Mutex},    thread,};use nostr_rust::{nostr_client::Client, req::ReqFilter,Identity,Message, events::extract_events_ws, utils::parse_content_tags};fnhandle_message(relay_url:&String,message:&Message) ->Result<(),String>{println!("Received message from {}: {:?}", relay_url, message);let events =extract_events_ws(message);println!("Events: {:?}", events);Ok(())}fnmain(){let my_identity =Identity::from_str("your private key as hex string").unwrap();let nostr_client =Arc::new(Mutex::new(Client::new(vec!["wss://relay.nostr.info"]).unwrap(),));// Run a new thread to handle messageslet nostr_clone = nostr_client.clone();let handle_thread = thread::spawn(move ||{println!("Listening...");let events = nostr_clone.lock().unwrap().next_data().unwrap();for(relay_url, message)in events.iter(){handle_message(relay_url, message).unwrap();}});// Change metadata    nostr_client.lock().unwrap().set_metadata(&my_identity,Some("Rust Nostr Client test account"),Some("Hello Nostr! #5"),None,None,0,).unwrap();// Subscribe to my last text notelet subscription_id = nostr_client.lock().unwrap().subscribe(vec![ReqFilter{            ids:None,            authors:Some(vec!["884704bd421721e292edbff42eb77547fe115c6ff9825b08fc366be4cd69e9f6".to_string(),]),            kinds:None,            e:None,            p:None,            since:None,            until:None,            limit:Some(1),}]).unwrap();// Unsubscribe    nostr_client.lock().unwrap().unsubscribe(&subscription_id).unwrap();// You can use the parse content tags method to get the content and the tags from a string// let tags = parse_content_tags("hello #world", vec![], Some(nostr_rust::DEFAULT_HASHTAG), true, true);// assert_eq!(tags.content, "hello #world");//  assert_eq!(tags.tags, vec![vec!["t", "world"]]);// Publish a text note    nostr_client.lock().unwrap().publish_text_note(&my_identity,"Hello Nostr! :)",&[],0).unwrap();// Publish a proof of work text note with a difficulty target of 15    nostr_client.lock().unwrap().publish_text_note(&my_identity,"Hello Nostr! :)",&[],15).unwrap();// Wait for the thread to finish    handle_thread.join().unwrap();}##Async featureIf you want touse the async version of the client, you can enable the `async` feature:```toml[dependencies]nostr_rust ={ version ="*", features =["async"]}

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