message: Import the `TryInto` trait
diff: +use std::convert::TryInto;
  +
  use itertools::Itertools;
  use schemars::JsonSchema;
  use serde::{Deserialize, Serialize};
  @@ -67,10 +69,12 @@ impl IndexedMerkleProof {
  }
  let leaves = leaves.into_iter();
  - let count: u64 = std::convert::TryInto::try_into(leaves.len()).map_err(|_| {
  - MerkleConstructionError::TooManyLeaves {
  + let count: u64 =
  + leaves
  + .len()
  + .try_into()
  + .map_err(|_| MerkleConstructionError::TooManyLeaves {
  count: leaves.len().to_string(),
  - }
  })?;
  let maybe_proof = leaves
  