Function frida_sys::frida_rpc_peer_post_rpc_message

pub unsafe extern "C" fn frida_rpc_peer_post_rpc_message(
    self_: *mut FridaRpcPeer, 
    json: *const gchar, 
    cancellable: *mut GCancellable, 
    callback: GAsyncReadyCallback, 
    user_data: gpointer
)