Transaction not yet indexed

21RbUD6NMF48T1LwJeMDRSbP4yk8bgwSFvbvxvCdnAdNKf3snoF9fyD82tTgZ7NhopSGmjiEWoQb5i3YXi7urmgU

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