Function build_aprs_object_with_timestamp 

pub fn build_aprs_object_with_timestamp(
    source: &Ax25Address,
    name: &str,
    live: bool,
    timestamp: AprsTimestamp,
    latitude: f64,
    longitude: f64,
    symbol_table: char,
    symbol_code: char,
    comment: &str,
    path: &[Ax25Address],
) -> Vec<u8> 

Build a KISS-encoded APRS object report with a caller-supplied timestamp.

Identical to build_aprs_object but uses the provided AprsTimestamp instead of the 000000z placeholder.