Transaction not yet indexed

SMt2APZ1bZLpKSGMN9AbgswzykPhe6x6JKBK7ZR2o8ajAjDNUX4DBhZfeekTrUrS7EQGwMJKQKpUaYJ3D1zSnAy

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