Transaction not yet indexed

MS21n5mvLZYgF3bVbUFnxMFwSj56HAMQNN9pF3etRU8SQkH7He7MJLVCUt6rcUaJtduZKtXhevN2tKJTfbExmy2

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