Transaction not yet indexed

MyizNmmmrqgYNYvuEiKMpDh6THS4RYptWpDXrwgEanGhg9nHk7V1iUEJsSr51dMuApYh95ZaE9Bb2mYWNzsVaC6

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