Transaction not yet indexed

4Et16TbUghcJDvwhrdntHqmF3no1SAPuqQjpYkqkr3jHAgCcSDDFw4g5VFNPMTpfuPueWABgvTBLwZTbuyzaaJkK

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