Transaction not yet indexed

21c57yjtc7HfYyGRETnBSDAac8BUoR8KWNtjdqdDV2AcK6mDjrAxND8rGjqDc8bjHjd2wQoaW4ipBEnL3To3HbZT

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.