pub fn add_memo<T: Config>(index: Id, memo: Vec<u8>)
Expand description

Add an optional memo to an existing crowdloan contribution.

Origin must be Signed, and the user must have contributed to the crowdloan.

§Warning: Doc-Only

This function is an automatically generated, and is doc-only, uncallable stub. See the real version in Pallet::add_memo.