Transaction not yet indexed

21n7ZgLkDCF4vCJCs7ctsE4cvTz13HV6sfKifCS5ajEBE1hKJzRkeffr2RU3TbuD7ky9RTBTD6oooGDtPqYFb6fj

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