Transaction not yet indexed

21c3NSpwMDachqbu4aXnesUNHJBAdRyKjfDWE1QycVUsk7CmFMKuNT1bmdrXfLYsrXTTmMWKtFnezCv5pAdQCmLZ

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