Transaction not yet indexed

5UMZB8eELDhFcmfTAMcsgdnMSRnD6ubiTUE6J6ietT2cPdYjUeuHFo4wMQPBLbAnMqUx6zPyjuc43u7qFBe3N9uU

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