Transaction not yet indexed

21Fk8TKeckWDoWrTsM8BbrQQqGWG799kZxW5UuRRDjbDWwDXB6BpNsMsS9ForbAjgkZ6BjvuAMyNL2MKyyNDXPwX

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