Transaction not yet indexed

21taB947u6x8kWn7EHppFKjdGhqBNRBbutpS34GSmpgvQTEP7Vdc4g6k69a2gQUk7vUGMuEMAZDc3XQeQJF5mHms

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