Transaction not yet indexed

MMtrHqkymfPS8GsMtSorEQfqXHvZsAgEjjWTY4FdK3wQi4Zz6yxaCFb9HWgQo7FPwJW8CsG1Y9eKAaKjyC2Z7UZ

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