Fix bug, parse_cipher keeps a cipher we can't decrypt

src/api.rs

@@ -1111,10 +1111,18 @@ pub fn parse_cipher(cipher_msg: String) -> ApiResult<ApiReturn> {
             .map_err(|e| ApiError::new(format!("Failed to handle decrypted message: {}", e)));
     }
 
-    // If both decryption attempts fail, return an error
-    Err(ApiError::new(
-        "Failed to decrypt cipher with any known method".to_owned(),
-    ))
+    // If both decryption attempts fail, we keep it just in case we receive the transaction later 
+    let mut return_msg = CachedMessage::new();
+    return_msg.cipher = vec![cipher_msg];
+    return_msg.status = CachedMessageStatus::CipherWaitingTx;
+
+    let mut messages_cache = lock_messages()?;
+    messages_cache.push(return_msg.clone());
+
+    Ok(ApiReturn {
+        updated_cached_msg: vec![return_msg],
+        ..Default::default()
+    })
 }
 
 #[wasm_bindgen]