Transaction not yet indexed

21d6BtkQYTH827qANzskdq9Dq6s3BLPVcPXA2hDLDwVxe6a2qdCLfNPBaL2dbvAzZ2NHgbiYgmRPCNcF9Lo3MKMz

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