Transaction not yet indexed

21MP3a9V1ANuqdo8GrCQxRdD1xvnUmAx9mogMGQpJgDSUdxi4voBee2aM2k2sX2Mz5tvpVJBsPYY7o7MwnjPMEhZ

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