pub trait IndicesStore {
// Required methods
fn read_bin(&self, key: &Cid) -> Result<Option<Vec<u8>>>;
fn write_bin(&self, key: &Cid, value: &[u8]) -> Result<()>;
fn exists(&self, key: &Cid) -> Result<bool>;
}pub trait IndicesStore {
// Required methods
fn read_bin(&self, key: &Cid) -> Result<Option<Vec<u8>>>;
fn write_bin(&self, key: &Cid, value: &[u8]) -> Result<()>;
fn exists(&self, key: &Cid) -> Result<bool>;
}