Transaction not yet indexed

SDe28SMEQzQJErkHF3ujvbPMPXHopqJ8M8VRSyZ5qahkH8SwLHT78PZ5V1T2Ef2AkprGZr9UNmjoDV7pVz7RC6Q

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