Transaction not yet indexed

21CPpQRj2iUqME3yAjmQE9xFJCyKGDBWV3SkGmPLoaPqA5U2G1gDw2tP8fVzwBTfL91mjPf25kHLZ9wA6eSkZ5ic

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