Transaction not yet indexed

28MNzkZXSprL1kNVSjLpc5NgztfSf4CjrZUyq3iPRGYQXYmSMSd75oSVSBL32kNdb68nhD3nvyEsq7rmiFNxFkAt

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