Transaction not yet indexed

21M7kVAGHqnSGEKpZKMFP3SKaC1bruHXqJZnVPTzuchTxZTJiU1Q2wcJZaScN48tMUzfEYcYxWTnE1foNxHy6pbs

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