Transaction not yet indexed

5n99k8hLSdRUfSm6Rh5rgUqzpvEFmsq9PzG1oADE74jFkfa6HpPqpDCHM8ZrnsK1vE6MECrckf6MKMrdDg7FxDiT

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