Transaction not yet indexed

21mKhY2DXtCTMX7wNaUJC6389WcexNSbE2MPyxoBGUcp4eyaHZusvkQZ4gDMapXzHPRZR54nCQGGCu3xV4wg2kbm

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