Transaction not yet indexed

Nuu3CLU9SkXGu3dXGZwpADXv9AAV6gfpwiGCr38NgFDoFHUyCDCpkGiAfhRqcnnhtka5bVMhBi52mZJ7nrnCW3T

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