Transaction not yet indexed

21MMUSEMxZbU8wUhfpTgHELnYyASK1ZwShyAs8j2HXnpuCU3HS3q2LHEFzKeETT6S13DKhF8bYodbCSEPgcBsU6C

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