Function casper_execution_engine::core::validate_balance_proof

pub fn validate_balance_proof(
    hash: &Blake2bHash, 
    purse_proof: &TrieMerkleProof<Key, StoredValue>, 
    balance_proof: &TrieMerkleProof<Key, StoredValue>, 
    expected_purse_key: Key, 
    expected_motes: &U512
) -> Result<(), ValidationError>