pub fn construct_invoice_preimage(
hrp_bytes: &[u8],
data_without_signature: &[u5]
) -> Vec<u8>ⓘNotable traits for Vec<u8, A>impl<A> Write for Vec<u8, A> where
A: Allocator, Expand description
Construct the invoice’s HRP and signatureless data into a preimage to be hashed.