Transaction not yet indexed

mpZcKmULv6tebxqAs8D7xSQzNDa6srALv1oMSidr3UHWVAb52Bhsoo5CfkqDug8ssYsd9jf7yMk5UrCg4E2uf1T

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