opreturn: ignore non-utf8 payloads

The new behaviour is actually stated in
the helper text of the subcommand.

Author: dspicher

Cargo.toml

@@ -14,11 +14,11 @@ anyhow = "1.0.72"
 bitcoin = "0.30.1"
 clap = { version = "4.3.21", features = [ "cargo" ] }
 dirs = "5.0.1"
-hex = "0.4.3"
 rusty-leveldb = "2.0.0"
 tracing = { version = "0.1.37", default-features = false }
 tracing-subscriber = { version = "0.3.17", features = [ "env-filter", "fmt", "ansi", "tracing-log" ], default-features = false }
 
 [dev-dependencies]
+hex = "0.4.3"
 once_cell = "1.18.0"
 tempfile =  "3.7.0"

src/callbacks/opreturn.rs

@@ -35,13 +35,6 @@ impl Callback for OpReturn {
                                     &tx.txid(),
                                     s
                                 );
-                            } else {
-                                println!(
-                                    "height: {: <9} txid: {}    data: {}",
-                                    block_height,
-                                    &tx.txid(),
-                                    hex::encode(data.as_bytes())
-                                );
                             }
                         }
                     }