Transaction not yet indexed

21Kn4nrH5iqVJC5RDpcvUZqzwYbWftwbUtDzmQrx3KBdbXTydjESD8N7JnNrooBNzrEy2c3uQCV1MrZ5QZ5aLMPq

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