Transaction not yet indexed

21j6aJwWr1RTm4HUqQDMYgaUj6i7MTCtCnH5mBiE6zThkzEkZ2gDRfeBquFDrWcMSFkbPnWE4aTR8sNtC9RsWiKE

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