Transaction not yet indexed

5uM231PwLAvyrkGBffHBFpQ7TqNrd3A2x2LGuY3wjboo1eXsnjNmsGtNBspUwpchcNfZ23bQw9XeqdCftKjy1Zk6

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