Transaction not yet indexed

u16d4MXdtQkEDuS3ZgzNyXn6FDT22PTXQsoQqbiRLbfTzVroJmbix1mNAFXRJgBX7R5ESLLCLBkD3oH1CmK4Cae

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