Transaction not yet indexed

mbrm2VAeRyBeR1AHkjsqw2j1qXnjst1gGgkXsgcuAjvFd6Lo8zRqo9tEVVdWWMiFpba7x3rFN9XDB9fLEKP8RAb

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