Transaction not yet indexed

21K4ttySVUYb2rxKEfoEWkSvVLKf5srqvy7tfYFTgDaXpuQSgFFEAPPLr4JKW8A3zJMEYH7VxWEqHrjWUtMKAnBc

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