Transaction not yet indexed

Zk6M9v1hrV1BfB1zK4LcFUWTfYKBsjCH9RRLaHGJwbwj62uKrabfnZJ17LKkj3YJ8xcDXQJqp6QAp6BwcB7Cmk6

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