Transaction not yet indexed

21C3yuBr9p16cNg1Ph9WRFtFp4rvZ95Vh7eNEfksZuwNSm4o5oKB9BQpHhBM2EcYdSS4XmKbKTHujS6qwssXirhK

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