Transaction not yet indexed

2n21wmfTUATVsY1AQmaF7bbQjnsoSYhtUhbRzbKa7mjV2yhwBZzmYtfTDLjDRFLMEZxSwZ2WMcMwEGcgXhADVzAz

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