Transaction not yet indexed

21sT9Xgu7NRaVSv3BbmPA3yqvDWSnJGc8jLbcShSQYe4htc1pfFuAee6o1Zqs8Aa2TCG8WXVMBmRTmpgQTUmV5x5

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