message: Fixed import in the local scope
diff: @@ -349,8 +349,6 @@ impl Prover
  pub fn make_proof(&self, pool : &Pool, proof_request: &str, attr1_referent: &str, from: Option<u64>, to: u64 ) -> String
  {
  - use serde_json::Value;
  -
  // Prover searches Credentials for Proof Request
  let search_handle = anoncreds::prover_search_credentials_for_proof_req(self.wallet_handle, &proof_request, None).unwrap();
  let credentials_list = anoncreds::prover_fetch_next_credentials_for_proof_req(search_handle,attr1_referent,1).unwrap();
  