Transaction not yet indexed

21SMCcEGbyBPKsi7UfQJDxnMittQutvkvjfAxrGYpt1jCZK2a4g76TQp7rtEyrGQ9QQ1EnepULSFNWV1L8mi9Eoy

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