Transaction not yet indexed

5UU4aRCiXffDwEXsmMAY2m6UGWQQLJrG8uXzieWjjtSJLRZLmGuRm8n8dn9EqM8sU6QJrHPatG9DqEgZuCgKAtF4

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