Transaction not yet indexed

rxLFkDP3kaDwPpiUUp456hsXBPKv4R3pJd7CTwFbFvrfN7qMM6HkM87V3TFWV8BGGCPQjDuJ2w7KkPEy6Zy1Rz6

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