Transaction not yet indexed

5c21sViXaTD9CbvkuWLLAP4RTTukP9dZeq1XkAXkMycTCFfYE1Rx2A8p1pJCd8RuR68abULCHk5RUJCh7SqUV4ry

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