Transaction not yet indexed

2MDN1dpgV7RzAwhH8SDQzZ45rha3nDr76v13crhKWoSJrhpEJwxLLoHwjMgr4pcFda6pyME4FE4eNWE4F6F4JQm2

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