Transaction not yet indexed

21LmjLvpFMALAmTRfaRiTKFGYRLeg2LabDmwRsHvDwaj86EJfE2vzq77SdEyepVLpjkjsujgaGFJQP6rTNKVys15

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