Transaction not yet indexed

21nnc6wZxgCSvEfxDHvkTWN9nWS2RuHEeB2pieV8QgWvpv6RPK1rrsRuFe2Hcr4XH7MGqhARRqzh1NWW7k4FyHVh

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