pub fn prove_range_read_with_child_with_size<B, H>( backend: B, size_limit: usize, start_at: &[Vec<u8>] ) -> Result<(StorageProof, u32), Box<dyn Error>>where B: AsTrieBackend<H>, H: Hasher, H::Out: Ord + Codec,
Generate range storage read proof, with child tries
A size limit is applied to the proof with the
start_at and its following element
are always part of the proof.
If a key different than
start_at is a child trie root,
the child trie content will be included in the proof.