Transaction not yet indexed

MY3sCNECfzP4nMZFVAePmwfLFrCDvbHanAzUch7ZPSUBCpokv9Y4zuYm7PbDex1CcC3iFfGvCAZcEHZEwaJjgQQ

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