Transaction not yet indexed

644Eahn89EhGm6NJSJXRkqDWtwRBFu2ivJE9gKapt5CaughTEiZgq9gV3YyW8fSgpJ6KtyGtXMytv2TFK8ZJrSv4

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