Function Java_dev_yog_NativeBridge_nativeOnItemPickup 

#[unsafe(no_mangle)]
pub extern "system" fn Java_dev_yog_NativeBridge_nativeOnItemPickup<'l>(
    env: JNIEnv<'l>,
    _class: JClass<'l>,
    player: JString<'l>,
    player_uuid: JString<'l>,
    item_id: JString<'l>,
    item_count: jint,
    entity_uuid: JString<'l>,
)