Transaction not yet indexed

21sZfc4zk4eKu97DswhHqh4EMrXgqCB1kGpSCq8mYegEa6askY6w6Ec2Ghuc1Wczib4hu7J6KGCT8QxFbZtf4gu7

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