Transaction not yet indexed

Mt9RbgGPJBcaBmCNsGPBP3hk3B9tN1Nn6c8DQQ5MFqinqY4PHUJpirH8PBYA5Pfd5pgGjYCLt6VUPvNQ5AJnwrY

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