Accepts values like "info", "warn", "debug", "trace", "error",
or a full filter directive like "hypersync_client=debug".
If RUST_LOG env var is set, it takes precedence.
Must be called before creating any HypersyncClient.
Only the first call takes effect (logger can only init once per process).
Set the log level for the underlying Rust logger.
Accepts values like "info", "warn", "debug", "trace", "error", or a full filter directive like "hypersync_client=debug". If RUST_LOG env var is set, it takes precedence. Must be called before creating any HypersyncClient. Only the first call takes effect (logger can only init once per process).