Transaction not yet indexed

mugbRjKB1122sjDWqhcfzThzPXc8uSyqGiCBZAo3k4QMrwpB79tJeX4juH8mmjMWWWAMnQMibNvPdqzyiScSyF5

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