Transaction not yet indexed

21UM2nRUpWGKfRjK41C8ApcWuKBpqMLvoxPudSU5TeF3oedpWiLCRDJdLqM23bECv2RCRmhJFqzR2BEfyRE4Ctfq

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