Transaction not yet indexed

HSmZ5HKejMYhc1JBppWv7mAdzEQ8DqtufSni7De5oLhVLpYLwSkcweFgDz4r2X9LX9ByAPPY2eJPRpMhgGQuQKA

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