Function print_transfer_json 

pub fn print_transfer_json(
    direction: &str,
    vps: &str,
    local: &str,
    remote: &str,
    bytes: u64,
    duration_ms: u64,
) -> Result<()>

Prints an SCP transfer result as JSON (GAP-SSH-IO-007 / SCP-021 / IO-009).

Errors

Serialization or stdout I/O (including BrokenPipe).