Transaction not yet indexed

21ccg6wuT9cynFp3wwDThFxqMRxg6VRGuPAJHqce6Z5YBCBNR6EyWqQxyoaTpSSDv9m5dF8VpzfdgFAw19rF75uy

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