nft minting example

examples/parachain-example/Cargo.toml

@@ -8,6 +8,7 @@ members = ["./metadata"]
 
 [dependencies]
 subxt = { path = "../../subxt" }
+subxt-signer = { path = "../../signer", features=["subxt"] }
 futures = { version = "0.3.27", default-features = false, features = ["std"] }
 tokio = { version = "1.28", features = ["macros", "time", "rt-multi-thread"] }
 metadata = { path = "./metadata" }

examples/parachain-example/asset-hub-zombienet.toml

@@ -3,7 +3,7 @@ default_image = "docker.io/parity/polkadot:latest"
 default_command = "polkadot"
 default_args = [ "-lparachain=debug" ]
 
-chain = "kusama-local"
+chain = "rococo-local"
 
   [[relaychain.nodes]]
   name = "alice"
@@ -15,7 +15,7 @@ chain = "kusama-local"
 
 [[parachains]]
 id = 100
-chain = "asset-hub-kusama-local"
+chain = "asset-hub-polkadot-local"
 
   [parachains.collator]
   name = "collator01"

examples/parachain-example/src/bin/fetch_blocks.rs

@@ -1,14 +1,16 @@
+//! In this example we connect to the official polkadot asset hub parachain and subscribe to blocks that get produced.
+//! You can just switch out `StatemintConfig` for `StatemintConfig2` or `StatemintConfig3` and the behavior should be the same.
+//!
+//! To run this example:
+//! ```txt
+//! cargo run --bin fetch_blocks
+//! ```
+
 use futures::StreamExt;
-use subxt::OnlineClient;
 use parachain_example::StatemintConfig;
+use subxt::OnlineClient;
 
-/// In this example we connect to the official polkadot asset hub parachain and subscribe to blocks that get produced.
-/// You can just switch out `StatemintConfig` for `StatemintConfig2` or `StatemintConfig3` and the behavior should be the same.
-///
-/// To run this example:
-/// ```txt
 /// cargo run --bin fetch_blocks
-/// ```
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     let rpc_endpoint = "wss://polkadot-asset-hub-rpc.polkadot.io:443";
@@ -35,6 +37,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
             let ext = ext?;
             let idx = ext.index();
             let events = ext.events().await?;
+
             // here we make use of the generated metadata code:
             let decoded_ext = ext.as_root_extrinsic::<metadata::statemint::Call>();