Transaction not yet indexed

XMPkuNbzVBQqdLLfnngBnQFqh5vZXQUyS4NhfbC6ThJWD81Rz9twoT8j9EocrsH2pQdtLecQzPsAgni7oSjkTXR

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