pub fn unknown() -> Self {
        Self::from_identifier_and_url(
            ComponentIdentifier::Legacy {
                instance_id: "0".to_string(),
                moniker: vec!["UNKNOWN"].into(),
            },
            "fuchsia-pkg://UNKNOWN",
        )
    }
/// Returns generic metadata, suitable for providing a uniform ID to unattributed data.
Returns generic metadata, suitable for providing a uniform ID to unattributed data.
Returns generic metadata suitable for providing a uniform ID to unattributed data .
pub fn unknown() -> Self {
        Self::from_identifier_and_url(
            ComponentIdentifier::Legacy {
                instance_id: "0".to_string(),
                moniker: vec!["UNKNOWN"].into(),
            },
            "fuchsia-pkg://UNKNOWN",
        )
    }
pub fn unknown ( ) -> Self { Self :: from_identifier_and_url ( ComponentIdentifier :: Legacy { instance_id : " " . to_string ( ) , moniker : vec ! [ " " ] . into ( ) , } , " " , ) }
Returns generic metadata, suitable for providing a uniform ID to unattributed data.
Returns generic metadata suitable for providing a uniform ID to unattributed data .