Transaction not yet indexed

21Mr5iovPzVKfh1uUNTCo9PoK86m4KBkfVKUpcnejEXM5RZ3TVELQFBw2pQ435Fth3tQtGGR3RDCuFWUZ5bHmETo

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