You may have to delete rediseco:transactions from your redis server with:

1. redis-cli on your Redis server machine
2. del rediseco:transactions on the opened console

Now transaction-item key in the config has a completely different format and it supports some new placeholders:

• %account-owner% - the owner of the analyzed account
• %other-account% - a possible other player that partecipate in the transaction
• %amount% - the amount exchanged
• %symbol% - the symbol of the currency