Fix counting signatures

crates/phactory/src/prpc_service.rs

@@ -2044,6 +2044,7 @@ impl<Platform: pal::Platform + Serialize + DeserializeOwned> PhactoryApi for Rpc
         let mr_from = hex::encode(my_measurement()?);
         let signed_message = format!("Allow pRuntime to handover from 0x{mr_from} to 0x{mr_to} on chain of genesis 0x{genesis_hash}").into_bytes();
         debug!("Signed message : {:?}", hex::encode(&signed_message));
+        let mut indivaduals = std::collections::BTreeSet::new();
         for sig in &request.signatures {
             let sig_type = pb::SignatureType::from_i32(sig.signature_type)
                 .ok_or_else(|| from_display("Invalid signature type"))?;
@@ -2058,8 +2059,9 @@ impl<Platform: pal::Platform + Serialize + DeserializeOwned> PhactoryApi for Rpc
             if !council_members.contains(&signer) {
                 return Err(from_display("Not a council member"));
             }
+            indivaduals.insert(signer);
         }
-        let percent = request.signatures.len() * 100 / council_members.len();
+        let percent = indivaduals.len() * 100 / council_members.len();
         if percent < 50 {
             return Err(from_display("Not enough signatures"));
         }