use anchor_lang::prelude::*;
pub const USE_INVALIDATOR_SEED: &str = "use-invalidator";
pub const USE_INVALIDATOR_SIZE: usize = 8 + std::mem::size_of::<UseInvalidator>();
#[account]
pub struct UseInvalidator {
pub bump: u8,
pub usages: u64,
pub max_usages: Option<u64>,
pub use_authority: Pubkey,
}